Black Oxide Drill Bits, 135 Split Point, 5/16 X 4.5 In.

Introducing the Master Mechanic 5/16 inch x 4-1/2 inch high speed steel black oxide drill bit, now available at Vanderhoof Hardware Company Inc. in Concord, MA. This precision-engineered drill bit is designed to deliver reliable performance for a variety of drilling tasks, making it an essential tool for both professionals and DIY enthusiasts in Concord. Its advanced features ensure efficient and accurate drilling across multiple materials.

• High speed steel construction: Provides durability and strength for effective drilling in various materials.


• Black oxide tempering treatment: Reduces frictional resistance and improves chip flow, enhancing the drill bit's lifespan and performance.


• 135 degree split point with four cutting edges: Eliminates walking and ensures fast penetration for precise and clean holes.


• Jobber length and straight shank design: Offers versatility and compatibility with most standard drill chucks.


• Recommended materials: Ideal for wood, plastic, wallboard, plywood, soft metals such as aluminum, brass, and bronze, and suitable for occasional use in stainless steel and other hard metals.

This drill bit is perfect for a wide range of projects around Concord, whether you are assembling furniture, installing fixtures, or working on light metal fabrication. Its ability to reduce walking means you can start drilling accurately without the bit slipping, which is especially useful when working on delicate surfaces like plywood or wallboard. The black oxide coating not only extends the tool’s life but also helps maintain smooth operation by minimizing heat buildup and friction.



Professionals in Concord will appreciate the drill bit’s reliable performance for occasional use on harder metals, while hobbyists and home improvement enthusiasts will find it invaluable for everyday tasks involving wood and plastics. Its balanced design and sharp cutting edges make it a versatile addition to any toolbox.



In summary, the Master Mechanic 5/16 inch x 4-1/2 inch high speed steel black oxide drill bit is a dependable and efficient tool that enhances your drilling capabilities. Available at Vanderhoof Hardware Company Inc. in Concord, MA, it is an excellent choice for those seeking precision and durability in their drilling projects.