Best Letter Size Short Drill Bits of 2025

This Chicago Latrobe 26-piece short length drill bit set includes one each of letter sizes A through Z. Made of high-speed steel (HSS), the uncoated (bright) finish can be used on a range of materials including soft metals. The 118-degree conventional point is ideal for a range of drilling applications, while the short length drill bits offer the strength and rigidity required for heavy-feed rate applications. Made in the USA.

The Chicago Latrobe 2159 Drill Bit, also known as the Latrobe Drill Bit, is a high-quality short-length drill bit that is perfect for various drilling tasks. Manufactured to NAS 907 Type C geometry aerospace specifications, this drill bit is made from premium high-speed steel, ensuring durability and longevity. Its 135 degree P3 split point is self-centering, reducing thrust and making penetration easier. The shorter flute and overall length of the drill bit provide superior rigidity, minimizing deflection when using heavy feed rates. Additionally, the titanium nitride coating adds a hard layer of gold-colored ceramic to the surface, extending tool life and allowing for faster cutting speeds. Made in the USA, the Latrobe Drill Bit is a reliable and efficient tool for all your drilling needs.

The Chicago Latrobe Short Drill Bit is designed for durability and efficiency. Its short length enhances rigidity, helping to prevent bending and breakage during use. Made from cobalt steel, this drill bit lasts longer when working with tough materials, making it a smart choice for your projects. The gold oxide finish not only provides lubrication but also resists wear on ferrous materials, ensuring smooth drilling. Additionally, the 135-degree split point allows you to penetrate hard surfaces effortlessly, eliminating the need for a pilot hole and minimizing clogging by producing smaller chips.

The Chicago Latrobe 559 Series Cobalt Steel Short Length Drill Bit Set is a collection of 26 high-quality drill bits made in the USA. The set includes letter sizes A through Z, made of cobalt steel, which offers an extended tool life compared to high-speed steel drill bits when drilling hard materials. The gold oxide finish helps lubricate and provides wear resistance on ferrous materials. The self-centering 135-degree split point allows you to penetrate hard material without a pilot hole and produces small chips to reduce clogging. Additionally, the extra thick web provides increased strength and rigidity compared to standard drill bits, making it a great choice for short drill bits.

CLEVELAND Cobalt Drill Bit is a high-speed steel drill bit that contains cobalt, offering a great balance of toughness and hardness. With a 135-degree split-point angle, it self-centers to prevent wandering during drilling on tough materials. The straw oxide coating reduces tool stress, enhancing durability. The screw machine length provides rigidity and strength, making it ideal for hard substances. This Made in the USA drill bit with round shanks fits various tool-holding systems, ensuring versatility and ease of use.

The Cleveland High Speed Drill Bit is designed for durability and versatility. Its screw machine length enhances rigidity, ensuring you can tackle tough materials with confidence. Made from high-speed steel, this bit is suitable for drilling through various surfaces, making it a reliable choice for many projects. The uncoated, bright finish allows for compatibility with a wide range of drilling materials, while the 118-degree point angle is ideal for general drilling tasks, providing precision and efficiency in your work.

The Generic Heavy Duty Drill Bit is designed for durability and efficiency, making it a reliable choice for your drilling needs. This drill bit is made from high-speed steel (HSS-E), ensuring it can withstand tough materials and heavy use. With a letter size of V, it is perfect for various applications requiring precision. The straight shank type allows for easy installation in compatible machines, providing convenience during operation. Whether you're a DIY enthusiast or a professional, this drill bit can enhance your performance and help you achieve clean, accurate holes.

The Chicago Latrobe Drill Bit is crafted from high-quality 8% cobalt M42 steel, which enhances its ability to withstand high temperatures and prolongs its lifespan. The unique 135-degree split point design helps you drill more easily by centering itself, reducing the force needed for penetration. Its shorter flute and overall length contribute to increased stability, allowing you to work with heavier feed rates without worrying about bending or deflection. Additionally, the drill bit features a gold oxide finish that not only looks appealing but also helps with durability. This combination of features makes it a reliable choice for any drilling task.