MASTERCOOL

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When purchasing a product, price is the consumer's primary concern. At present, MASTERCOOL has 244 products for sale. MASTERCOOL products range in price from $31.98 to $1814.96, and the average price of all the products is about $355.63. You should take everyting into consideration before buying the products, after all, it is not a small expenditure for most consumers.

We found that most of the MASTERCOOL products are manufactured by MASTERCOOL INC. The manufacturer provides MASTERCOOL with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase MASTERCOOL products on Amazon.com. The brand holds an average rating of 4.5, testifying to its excellent reputation.

MASTERCOOL Best Sellers

Last Updated: Jan 9, 2026

Mastercool 72485-PRC Universal Hydraulic Flaring Tool – 45° Double & Single Flares, Push Connect, GM Fuel Line, Brake Line & GM Transmission Cooling – Includes Hydraulic Ram & Mini Tube Cutter

Brake Repair Brake Flaring Tools

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THE ORIGINAL MASTERCOOL HYDRAULIC FLARING TOOL – Mastercool pioneered and patented the first hydraulic flaring tool, setting the industry standard for precision, reliability, and durability. Trusted by auto repair shops, fleet mechanics, and professional technicians worldwide.

NOW WITH GM TRANSMISSION COOLING LINE DIES & ADAPTERS – Includes new GM transmission cooling line dies and adapters, making it the ultimate hydraulic flaring tool for GM fuel & transmission lines, brake lines, and hydraulic tubing.

CREATES 7 FLARE TYPES FOR VERSATILE APPLICATIONS – Works with 3/16", 1/4", 5/16", 3/8", and 1/2" tubing to create 45° double & single flares, push connect flares, GM fuel line flares, ISO bubble flares, GM transmission cooling line flares, brake line flares, and hydraulic line flares.

HYDRAULIC POWER FOR EFFORTLESS, CONSISTENT FLARES – The hydraulic ram system eliminates manual strain, making flaring faster, easier, and more precise than traditional flare tools. The die set stabilizing arm and magnetic adapter holder keep components secure for repeatable, leak-free results.

PRECISION-FORMED HIGH-STRENGTH DIES – The included high-strength steel dies are precision-formed to create accurate, consistent flares while minimizing metal fatigue, ensuring reliable, long-lasting connections.

MAGNETIC ADAPTER HOLDER FOR QUICK ACCESS – The built-in magnetic adapter holder keeps dies and components securely in place, preventing loss and allowing for quick and easy changes between flare types.

HEAVY-DUTY CONSTRUCTION FOR PROFESSIONAL USE – Built with a reinforced, high-strength steel body, this tool is designed for professional mechanics, ensuring durability and precision in high-pressure tubing applications.

MINI TUBE CUTTER INCLUDED – Comes with the Mastercool 70027 Mini Tube Cutter (for 1/8" to 5/8" O.D. tubing), ensuring clean, smooth tube ends for professional-grade flaring.

CUSTOM-MOLDED STORAGE CASE – The custom case keeps all dies, adapters, and tools protected and organized, allowing for easy transport and secure storage.

IDEAL FOR AUTOMOTIVE, HYDRAULIC, AND INDUSTRIAL APPLICATIONS – Specifically designed for brake lines, fuel lines, GM transmission cooling lines, and hydraulic tubing in automotive repair, fleet maintenance, and industrial applications.

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Mastercool 72475-PRC Universal Hydraulic Flaring Tool Set – Patented Design – 45° Double & Single Flares, Push Connect, GM Fuel Line, Brake Line – Includes Hydraulic Ram & Mini Tube Cutter

Brake Repair Brake Flaring Tools

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THE ORIGINAL HYDRAULIC FLARING TOOL – DESIGNED BY MASTERCOOL – Mastercool pioneered and patented the hydraulic flaring tool, setting the industry standard for creating precision flares in brake lines, fuel lines, and transmission lines.

HEAVY-DUTY STEEL CONSTRUCTION FOR MAXIMUM DURABILITY – Built with a reinforced high-strength steel body, this tool delivers leak-free flares and long-lasting reliability, making it a must-have for professional mechanics and repair shops.

VERSATILE FLARING CAPABILITIES FOR AUTOMOTIVE APPLICATIONS – Designed to create various flare types, including 45° single and double flares, push connect flares, GM fuel line flares, and ISO bubble flares, accommodating tubing sizes from 3/16" to 1/2" and 4.75 mm to 10 mm, making it ideal for brake lines, fuel lines, and transmission lines.

HYDRAULIC RAM FOR EFFORTLESS PRECISION FLARING – The hydraulic system eliminates manual strain, making flaring faster and easier. The die set stabilizing arm and magnetic adapter holder keep components secure for repeatable, professional-grade results.

PRECISION-FORMED HIGH-STRENGTH DIES FOR LEAK-FREE CONNECTIONS – The included high-strength steel dies are precision-formed to create accurate, consistent flares, minimizing metal fatigue and ensuring strong, leak-proof tubing connections.

MAGNETIC ADAPTER HOLDER FOR QUICK ACCESS – The built-in magnetic adapter holder ensures that dies and components stay in place, making the tool easier to use and keeping everything organized during repairs.

INCLUDES MINI TUBE CUTTER FOR CLEAN, PROFESSIONAL CUTS – Comes with the Mastercool 70027 Mini Tube Cutter (for 1/8" to 5/8" O.D. tubing), ensuring smooth, precise tubing preparation before flaring.

COMPACT, CUSTOM-MOLDED STORAGE CASE FOR EASY ORGANIZATION – The custom case keeps all dies, adapters, and tools secure and organized, ensuring easy transport between job sites or storage in the shop.

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Mastercool 69110 Automotive A/C Recovery System – SAE J2810 Certified, 30 lb DOT Tank, 1/2 HP Oil-Less Compressor, Automatic Shut-Off, Compatible with R134a, R12, R22, R410A

Refrigerant Recovery Tools

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Complete Recovery Kit – Includes a 30 lb DOT-approved recovery tank, 60” yellow service hose, and 72” blue and red conversion hoses, enabling simultaneous high and low-side recovery for increased efficiency. A safety high-pressure cut-off switch adds an extra layer of protection during operation.

SAE J2810 Certified for Professional Recovery – Meets SAE J2810 standards, ensuring industry-compliant refrigerant recovery and oil separation, making it the ideal tool for automotive A/C technicians.

Recovers All Common Refrigerants – Handles R134a, CFCs (R12), HCFCs (R22), and HFCs, making it versatile for both automotive and refrigeration applications.

Automatic Low-Pressure Cut-Off for Added Safety – Features an automatic shut-off switch that stops recovery once complete, preventing compressor damage and eliminating the need for constant monitoring.

High-Performance 1/2 HP Oil-Less Compressor – Equipped with a 1/2 HP dual-piston oil-less compressor, delivering high recovery rates, oil-free operation for a cleaner system.

Efficient High-Volume Cooling System – A built-in high-speed cooling fan helps prevent overheating, ensuring consistent performance even in high-temperature environments.

Compact & Portable for On-the-Go Technicians – Lightweight and easy to transport, with a reinforced casing that provides added durability in tough workshop conditions.

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Mastercool 89661-PRO Automotive R134a 2-Way Manifold Gauge Set with 3-in-1 Can Tap Valve – U.S. Designed, Assembled, and Tested – Includes 60" Hoses and Manual Couplers

Car Gauge Sets

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100% U.S. Designed, Assembled & Tested – Specifically built for R134a automotive A/C systems, this manifold gauge set delivers professional-grade performance, making it ideal for frequent use and long-lasting reliability.

Durable Aluminum Block Construction – Designed with a rugged extruded aluminum body, featuring free-floating piston valves that reduce O-ring wear and extend the tool's lifespan for consistent, long-term performance.

Accurate 2.5" Recalibrateable Gauges – Silicone-dampened gauges minimize needle flutter, ensuring precise pressure readings for reliable A/C system diagnostics.

High-Quality Manual R134a Couplers – Includes premium manual couplers that provide secure, leak-free connections, ensuring efficient refrigerant recovery and charging for professional results.

Complete Hose Set & 3-in-1 Side Mount Can Tap Valve – Comes with three 60” SAE-approved nylon barrier hoses, plus a versatile 3-in-1 side mount can tap valve, offering compatibility with R134a refrigerants and oil charge cans.

Extra-Large Sight Glass for Quick Refrigerant Flow Checks – Allows for immediate visual verification of refrigerant movement, making system diagnostics faster and more efficient.

Durable Blow-Molded Carrying Case for Portability – The compact, heavy-duty storage case ensures organized storage and easy transport, keeping your manifold gauge set protected and ready for any job.

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Mastercool 98202 - High Precision Charging Scale with Plastic Case

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Mastercool 69372 Dual Refrigerant Recovery System – Compatible with R134a & R1234yf, 1/2 HP Oil-Less Compressor, Dual Manifold Gauge Set, 30 lb DOT Tanks with Float Switch

Refrigerant Recovery Tools

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Complete Recovery System for R134a & R1234yf – Engineered to recover both R134a and R1234yf refrigerants, making it ideal for a wide range of automotive A/C systems. Includes a dual brass R134a/R1234yf manifold gauge set and all necessary accessories for immediate use.

Spark-Free Components for Maximum Safety – Built with spark-free components, ensuring safe operation with flammable refrigerants while complying with industry safety standards for automotive A/C recovery.

Powerful Dual-Piston Oil-Less Compressor – Equipped with a 1/2 HP oil-less compressor, featuring a dual-piston design that delivers high recovery rates, while reducing weight and footprint for easier transport.

Dual 30 lb DOT Tanks with Float Switches – Includes two 30 lb DOT-approved tanks (one for R134a, one for R1234yf) with built-in float switches that automatically stop recovery at 80% capacity, preventing overfilling and ensuring safe operation.

High-Efficiency Fan and Oversized Condenser – Designed with the largest fan and condenser on the market, providing exceptional cooling efficiency and maximum recovery rates, even in high-temperature working environments.

Dual Manifold Gauge Set for Precision Monitoring – Comes with a brass dual-gauge manifold set, allowing technicians to monitor high and low pressure for both refrigerant types in real-time.

Durable & Portable Design for Technicians On-the-Go – Rugged, compact housing ensures long-lasting durability, while built-in handles and lightweight construction make it easy to transport between job sites.

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Mastercool 43301-A 27‑Piece Radiator Pressure & Vacuum System Kit – Professional Leak Tester & Coolant Refill Tool with Durable Gauge and 19 Adapter Set (0–35 psi)

Pressure & Vacuum Testers

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27‑PIECE PROFESSIONAL KIT – Includes hand pump, vacuum refill tool, thermometer, universal radiator cap, coolant hose, cap connectors, and 19 radiator adapters

PRESSURE + VACUUM FUNCTIONALITY – Diagnose both external and internal cooling system leaks and refill coolant without introducing air

ACCURATE 0–35 PSI GAUGE – Durable, workshop-tested pressure gauge ensures precise and consistent readings

19 VEHICLE-SPECIFIC ADAPTERS – Includes adapters #2–#4 (steel) and #6–#17, #19, #21–#23 (aluminum), plus blue and black cap connectors (R123/R125 and R123/R124)

BUILT FOR LONGEVITY – Aluminum and steel construction with reinforced fittings for daily shop use

SECURE CONNECTIONS AND SEALS – Avoids the issues found in lower-cost kits with loose-fitting plastic parts

U.S.-BASED CUSTOMER SUPPORT – Backed by Mastercool's responsive and knowledgeable technical service team

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Mastercool 59161 2-Way Heavy Duty Brass Manifold Gauge Set with 3 1/8" Silicone Dampened Gauges and 1/4" SAE Fittings for R410a, R22, R404A - U.S. Assembled & Tested with 60" Hoses

Car Gauge Sets

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100% U.S. Designed, Assembled & Tested – Engineered with precision and craftsmanship, ensuring top-tier performance for demanding HVAC and refrigeration applications.

Heavy-Duty Forged Brass Body – Built for lifelong durability and maximum endurance, making it the ideal choice for professional technicians.

Advanced Free-Floating Piston Valves – Reduces internal friction and wear, significantly extending the lifespan of O-rings for smoother and more reliable operation.

Premium Grade 5 High-Pressure Hoses – Includes three 60" kink-resistant, flexible hoses with ¼” SAE standard fittings, utilizing advanced rubber technology for superior performance under high pressure.

3 1/8” Silicone-Dampened Gauges – Large, easy-to-read dials minimize needle vibration and feature color-coded scales for R410a, R22, and R404A, ensuring quick and precise refrigerant identification.

Angled, All-Metal Handles for Enhanced Control – Designed for ergonomic handling and precise adjustments, ensuring smooth operation even in high-pressure applications.

Convenient Hose Storage Hook for Easy Organization – Built-in hanger hook allows for secure storage and hands-free operation, keeping hoses neatly in place during use.

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Mastercool 71098 37° Flaring & Double Flaring Adapter Set – Hydraulic Tool Compatible – For Automotive, Racing, Hydraulic & HVAC Applications (3/16” to 1/2”)

Brake Repair Brake Flaring Tools

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COMPLETE 37° FLARING & DOUBLE FLARING KIT – Includes 37° cone, 5 die sets, and 5 matching adapters (3/16”, 1/4”, 5/16”, 3/8”, 1/2”)

HYDRAULIC TOOL COMPATIBLE – Engineered to work with Mastercool's hydraulic flaring system for fast, precise results

WIDE-RANGE APPLICATIONS – Supports hydraulic systems, aerospace/AN fuel & oil lines, racing performance plumbing, and HVAC tubing

PROFESSIONAL-GRADE DURABILITY – Hardened steel construction built for long service life under demanding use

RELIABLE, LEAK-FREE SEALS – Produces accurate 37° single or double flares meeting SAE J514 / ISO 8434-2 standar

U.S.-BASED SUPPORT – Backed by Mastercool's professional team with decades of experience in automotive and HVAC tools

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Mastercool 43306 Heavy‑Duty Cooling System Pressure Test & Refill Kit – Shop‑Air Leak Tester and Vacuum Fill Tool with Vacuum Attachments & Heavy‑Duty Adapters – U.S. Quality and Support

Cooling & Water Pump Tools

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BUILT FOR PROFESSIONAL FLEET MAINTENANCE – Designed for heavy-duty trucks from Freightliner, International, Kenworth, Peterbilt, Mack, Volvo, GMC, and Sterling

SHOP-AIR PRESSURE SYSTEM – Utilizes regulated shop air (recommended 90–125 psi) to maintain constant pressure during service—no bulky hand pumps needed

QUICK-DISCONNECT VACUUM ATTACHMENTS – Four fittings ensure fast coolant refill and eliminate airlocks for a smoother, faster service

AVOID RUBBER PLUG FAILURES – Engineered to remove unreliable plugs or bladders—cuts setup time and boosts diagnostic accuracy

HEAVY-DUTY ADAPTER SET & REGULATOR – Includes color-coded adapters (#2 white, #12 black, #13 red, #14 green, #15 yellow), pressure regulator, refill hose, spindle A, and vacuum attachment

ORGANIZED STORAGE SOLUTION – Blow-molded case keeps components protected and easily accessible

U.S. QUALITY & SUPPORT – Backed by Mastercool's U.S.-based customer service team and known for dependable tools trusted by professional technicians

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Mastercool 43050 Air-Powered Brake Caliper Wind-Back Tool Kit – 15-Piece Adapter Set, Left/Right Hand Operation, 3/8” Drive, Magnetic Base

Car Brake Kits

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AIR-POWERED BRAKE SERVICE TOOL – Uses pneumatic pressure to retract front and rear caliper pistons with a durable non-impact single piston shaft for efficient brake pad replacement

15-PIECE PRESS ADAPTER SET – Compatible with most domestic and import vehicles including GM, Honda, Audi, BMW, Mercedes-Benz, Toyota, and more

LEFT OR RIGHT WIND-BACK OPERATION – Works with both clockwise and counterclockwise threaded brake calipers for broad vehicle coverage

MAGNETIC BASE FOR STABILITY – Securely holds adapter heads during compression for safe and accurate alignment

DURABLE CONSTRUCTION – Lightweight anodized aluminum body with chrome alloy center shaft and protective rubber guard to prevent caliper damage

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Mastercool 53010-AUT Automotive Pressure Testing Kit | Includes Nitrogen Pressure Regulator, Charging Hose, Leak Testing Adapter, R134a Coupler, Blow Molded Case | Professional-Grade for Leak Testing

Pressure & Vacuum Testers

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THE ULTIMATE AUTOMOTIVE A/C LEAK TESTING KIT – This kit includes the Mastercool 53001 Nitrogen Pressure Regulator, a 38” charging hose, leak testing adapter, and an R134a high-side coupler—all in a heavy-duty blow-molded case.

PRECISION ENGINEERING – TRUSTED BY PROFESSIONALS – Designed for automotive A/C technicians, the 53010-AUT Kit allows for accurate nitrogen pressure testing, ensuring leak-free A/C systems in cars, trucks, and heavy-duty vehicles.

HIGH-PRESSURE PERFORMANCE – BUILT FOR DEMANDING JOBS – Features a single-stage regulator with 4400 psig (300 bar) high-pressure gauge and a 1000 psig (70 bar) low-pressure gauge, ensuring consistent, stable pressure control.

BUILT TO LAST – HIGHLY RATED BY AUTOMOTIVE PROFESSIONALS – Mastercool tools are trusted by mechanics and A/C service technicians for accuracy, durability, and ease of use.

HEAVY-DUTY CONSTRUCTION – INCLUDES PROTECTIVE CARRYING CASE – Durable and ready for use in any automotive shop or field environment.

THE #1 CHOICE FOR AUTOMOTIVE NITROGEN PRESSURE TESTING – ORDER WITH CONFIDENCE!

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Mastercool 62010 30 lb Refrigerant Recovery Cylinder, DOT-Approved, 1/4" FL-M Connections, HP295 Steel, Yellow/Gray (No Refrigerant Included)

Refrigerant Recovery Tools

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30 lb empty recovery cylinder made of durable HP295 steel, ideal for refrigerant storage (refrigerant not included).

Powder-coated finish in yellow/gray for corrosion resistance and long-lasting durability.

Compatible with all types of refrigerants, including CFCs, HFCs, HCFCs, and blends, such as R12, R22, R134a, and R410A.

Features a Y-valve design with 1/4" FL-M (7/16-20) fittings for secure connections, allowing for separate control of liquid and vapor recovery to enhance efficiency and safety.

Certified to DOT-4BA400 and CAN/CSA-B339-02 standards for safe transport. 100% U.S. assembled and tested

Mastercool 86972 R134a 4-Way Aluminum Manifold Gauge Set with Manual Couplers, 3-1/8" Gauges, and 72" Hoses - U.S. Assembled & Tested

Car Gauge Sets

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100% U.S. Designed, Assembled & Tested – Engineered for superior performance and durability, this professional-grade 4-way manifold gauge set is designed for R134a automotive A/C applications.

Heavy-Duty Aluminum Block Construction – Built with a solid extruded aluminum body, providing exceptional durability and long-lasting reliability, even under heavy, continuous use.

Stainless Steel Ball Valve Design – Quick quarter-turn operation allows for smooth, precise control of refrigerant flow, ensuring efficiency and accuracy in professional A/C servicing.

Precision 3-1/8" Recalibrateable Gauges – Silicone-dampened gauges reduce needle flutter, delivering accurate, stable pressure readings for consistent system diagnostics.

Complete Hose & Manual Coupler Set – Includes four 72” high-pressure hoses: Red & Blue Hoses – 14mm-M connections for secure attachment Yellow Hose – 1/2" ACME-F with auto shut-off valve for leak-free performance Black Conversion Hose – Ensures versatility in refrigerant handling Premium Manual Couplers – Provides a secure, leak-proof connection, improving efficiency and reliability in every service.

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Mastercool 90066-2V-110-BL Black Series 6 CFM Two Stage Vacuum Pump, Dual Voltage 110V/220V, Thermally Protected Motor, High-Volume Fan, and Oil Drain Valve

Air Conditioning Line Repair Tools

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Advanced Two-Stage System: Achieves a deep vacuum level down to 15 microns, making it perfect for high-precision HVAC/R applications that require superior vacuum performance.

Dual Voltage Capability & Thermally Protected Motor: Operates on both 110V and 220V, providing flexibility across various job sites, while the thermally protected motor ensures safe, continuous operation under demanding conditions.

Efficient Cooling System: Features a high-volume fan, cooling fins, and a gas ballast valve to help maintain optimal operating temperatures and protect the oil from moisture exposure, promoting long-lasting efficiency and durability.

Flexible Manifold Valve: Includes three inlet ports (1/4", 3/8" SAE, and 1/2" ACME), offering versatility in connections and compatibility with different systems.

User-Friendly Design & Stability: Features a large oil level sight glass for easy monitoring, accessible oil drain valve, and a reinforced lightweight base for stable positioning, all designed for ease of use and maintenance.

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MASTERCOOL High Side Manual R134a 14 mm-F x 16 mm Coupler, 82834, Red

Air Conditioning Line Repair Tools

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ALL METAL CONSTRUCTION for extra durability

SPRING LOADED DEPRESSOR will not damage service valves

REMOVE FROM SERVICE PORTS regardless of position without losing refrigerant

MEETS SAE, UL AND EPA REQUIREMENTS for containment of refrigerant

EASILY ADJUST TO R134a SERVICE PORTS with varying dimensions

Mastercool 71500-A Hydra-Krimp | The Original Patented Hydraulic A/C Hose Crimper | Crimps #6, #8, #10, #12, and Reduced Barrier Hoses | 10,000 PSI Hydraulic Power | 3-Year Tool Warranty

Air Conditioning Line Repair Tools

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ACCEPT NO IMITATIONS, Mastercool's US designed A/C crimper has been the standard for over 25 years

IDEAL FOR SHOP AND FIELD APPLICATIONS, the mobility of the 71500 allows the technician to work directly to repair or fabricate a/c hoses on the vehicle

HYDRAULIC BODY CREATES OVER 10,000 PSI OF PRESSURE allowing technicians to recrimp existing hose assemblies that might have a leak

MASTERCOOL'S DIES ALLOW FOR AN OE DESIGN 6 SEGMENTED CRIMP to ensure no leaks

EASY TO USE HYDRAULIC HAND-HELD PUMP crimps the hose fitting in under 10 pumps

Mastercool 72480 Hydraulic an Flaring Tool Kit – 37° & 37° Double Flares for an Fittings, Aviation & Specialty Automotive – Works with Steel & Light Stainless Tubing – Includes Hydraulic Ram & Dies

Brake Repair Brake Flaring Tools

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FABRICATES 37° & 37° DOUBLE FLARES FOR AN FITTINGS: Creates precise 37° AN flares and 37° double flares used in aviation, motorsports, and high-performance automotive applications.

WORKS WITH STEEL & LIGHT STAINLESS STEEL TUBING: Compatible with mild steel, light stainless steel, aluminum, and soft metal tubing, making it perfect for AN fuel lines, hydraulic systems, and custom fabrication projects.

INCLUDES COMPLETE DIE SET & ADAPTERS: Kit includes 3/16", 1/4", 5/16", 3/8", and 1/2" dies, matching 37° double flare adapters, and a precision 37° cone for AN flares.

HYDRAULIC HAND-HELD PUMP FOR EASY OPERATION: The hand-held hydraulic ram system eliminates manual effort, ensuring precise, repeatable flares for high-pressure AN fuel lines, oil lines, and brake systems.

INCLUDES STORAGE CASE FOR ORGANIZATION & TRANSPORT: Comes in a custom-molded storage case for easy access and portability. Perfect for garage use, race teams, and aviation repair shops.

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Mastercool 98210-A Electronic Refrigerant Scale, Black

Air Conditioning Line Repair Tools

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RUGGED AND COMPACT DESIGN allows for easy portability to any job site

NON-SLIP 9 x 9” PLATFORM for easy weighing of refrigerant tanks with an accuracy of ≤±0.05% of reading

EXTRA LARGE LCD DISPLAY for easy reading from any angle

HIGH CAPACITY up to 243 lbs

CHARGE PROGRAMMING allows the user to program desired quantities. Before the charge is complete, an alarm will sound allowing ample time to turn off the refrigerant supply

Mastercool 71550 Manual A/C Hose Crimper | Bench-Mount or Vise Use | No Pins or Screws | Crimps #6, #8, #10, #12 Hoses | Professional-Grade, Durable, and Reliable

Air Conditioning Line Repair Tools

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BUILT TO LAST – PREMIUM QUALITY & RELIABILITY – Mastercool is a trusted U.S.-based company, known for delivering precision-engineered tools that professionals rely on. The 71550 Manual A/C Hose Crimper is constructed from heavy-duty materials, ensuring years of dependable performance. Unlike cheaper alternatives, this crimper is designed for long-term durability and accuracy.

EASY-TO-USE SNAP-IN DIE SYSTEM – NO PINS OR SCREWS REQUIRED – The Mastercool 71550 features a quick-change die system that eliminates the need for pins or screws, making setup fast, efficient, and hassle-free.

VERSATILE MOUNTING OPTIONS – BENCH OR VISE SECURE – Designed for stability and precision, this crimper can be mounted to a workbench using the holding fixture or secured in a vise, offering flexibility for both shop and field applications.

COMPATIBLE WITH STANDARD HOSE SIZES – Crimps #6 (5/16"), #8 (13/32"), #10 (1/2"), and #12 (5/8") A/C hoses with precision. Optional reduced barrier die sets are available separately for additional compatibility.

FACTORY-STYLE CRIMPING – PREVENTS LEAKS & ENSURES A PERFECT SEAL – Engineered for barbed and beaded fittings, this crimper delivers consistent, secure crimps that match OEM-quality standards.

TRUSTED U.S. COMPANY – CUSTOMER SUPPORT YOU CAN RELY ON – Mastercool is a U.S.-based company that stands behind every product we sell. Unlike many low-cost overseas alternatives, we offer real, knowledgeable customer support, ensuring that professionals get the service and quality they deserve.

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MASTERCOOL FAQs

Is MASTERCOOL Legit?

Yes, MASTERCOOL is a legitmate brand on Amazon. After conducting a comprehensive analysis of 5,187 customer reviews for MASTERCOOL products on Amazon, we have determined its average rating. Offering great value and satisfying quality, MASTERCOOL has achieved a respectable rating of 4.5 from many customers, showing that its products meet customer expectations. While there may have been minor issues reported occasionally, overall, it is safe to make purchases from MASTERCOOL on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

How to find more MASTERCOOL products?

If you're interested in MASTERCOOL and want to find more MASTERCOOL products, you can follow the steps below:

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Find and click the correct MASTERCOOL to go to the new page.
Select the products you want in the MASTERCOOL buying guide, and take a glance at the prices and features of the products.
View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more MASTERCOOL products.

How does findthisbest choose the top MASTERCOOL products?

We analyze millions of MASTERCOOL products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

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Go to the MASTERCOOL page.
Select the product you want in the MASTERCOOL buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product Mastercool 72485-PRC Universal Hydraulic Flaring T..., you can view it on Amazon page.
Place your order on Amazon.

Who are the manufacturers of the MASTERCOOL products?

Most of the MASTERCOOL products are produced by MASTERCOOL INC. The manufacturer provides MASTERCOOL with a steady supply of products, and they have a good cooperative relationship with each other.

What is the purpose of your brand guide?

Our mission is to provide you with the most up-to-date and objective information about the MASTERCOOL products, helping you make more informed buying decisions. We recommend best choices of the products from the MASTERCOOL brand, helping you make better shopping choices with less time and energy.

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MASTERCOOL

MASTERCOOL Best Sellers

Mastercool 72485-PRC Universal Hydraulic Flaring Tool – 45° Double & Single Flares, Push Connect, GM Fuel Line, Brake Line & GM Transmission Cooling – Includes Hydraulic Ram & Mini Tube Cutter

Mastercool 72475-PRC Universal Hydraulic Flaring Tool Set – Patented Design – 45° Double & Single Flares, Push Connect, GM Fuel Line, Brake Line – Includes Hydraulic Ram & Mini Tube Cutter

Mastercool 69110 Automotive A/C Recovery System – SAE J2810 Certified, 30 lb DOT Tank, 1/2 HP Oil-Less Compressor, Automatic Shut-Off, Compatible with R134a, R12, R22, R410A

Mastercool 89661-PRO Automotive R134a 2-Way Manifold Gauge Set with 3-in-1 Can Tap Valve – U.S. Designed, Assembled, and Tested – Includes 60" Hoses and Manual Couplers

Mastercool 98202 - High Precision Charging Scale with Plastic Case

Mastercool 69372 Dual Refrigerant Recovery System – Compatible with R134a & R1234yf, 1/2 HP Oil-Less Compressor, Dual Manifold Gauge Set, 30 lb DOT Tanks with Float Switch

Mastercool 43301-A 27‑Piece Radiator Pressure & Vacuum System Kit – Professional Leak Tester & Coolant Refill Tool with Durable Gauge and 19 Adapter Set (0–35 psi)

Mastercool 59161 2-Way Heavy Duty Brass Manifold Gauge Set with 3 1/8" Silicone Dampened Gauges and 1/4" SAE Fittings for R410a, R22, R404A - U.S. Assembled & Tested with 60" Hoses

Mastercool 71098 37° Flaring & Double Flaring Adapter Set – Hydraulic Tool Compatible – For Automotive, Racing, Hydraulic & HVAC Applications (3/16” to 1/2”)

Mastercool 43306 Heavy‑Duty Cooling System Pressure Test & Refill Kit – Shop‑Air Leak Tester and Vacuum Fill Tool with Vacuum Attachments & Heavy‑Duty Adapters – U.S. Quality and Support

Mastercool 43050 Air-Powered Brake Caliper Wind-Back Tool Kit – 15-Piece Adapter Set, Left/Right Hand Operation, 3/8” Drive, Magnetic Base

Mastercool 53010-AUT Automotive Pressure Testing Kit | Includes Nitrogen Pressure Regulator, Charging Hose, Leak Testing Adapter, R134a Coupler, Blow Molded Case | Professional-Grade for Leak Testing

Mastercool 62010 30 lb Refrigerant Recovery Cylinder, DOT-Approved, 1/4" FL-M Connections, HP295 Steel, Yellow/Gray (No Refrigerant Included)

Mastercool 86972 R134a 4-Way Aluminum Manifold Gauge Set with Manual Couplers, 3-1/8" Gauges, and 72" Hoses - U.S. Assembled & Tested

Mastercool 90066-2V-110-BL Black Series 6 CFM Two Stage Vacuum Pump, Dual Voltage 110V/220V, Thermally Protected Motor, High-Volume Fan, and Oil Drain Valve

MASTERCOOL High Side Manual R134a 14 mm-F x 16 mm Coupler, 82834, Red

Mastercool 71500-A Hydra-Krimp | The Original Patented Hydraulic A/C Hose Crimper | Crimps #6, #8, #10, #12, and Reduced Barrier Hoses | 10,000 PSI Hydraulic Power | 3-Year Tool Warranty

Mastercool 72480 Hydraulic an Flaring Tool Kit – 37° & 37° Double Flares for an Fittings, Aviation & Specialty Automotive – Works with Steel & Light Stainless Tubing – Includes Hydraulic Ram & Dies

Mastercool 98210-A Electronic Refrigerant Scale, Black

Mastercool 71550 Manual A/C Hose Crimper | Bench-Mount or Vise Use | No Pins or Screws | Crimps #6, #8, #10, #12 Hoses | Professional-Grade, Durable, and Reliable

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