25/64 X 5-1/8-inch Cobalt High-speed Drill Bit

The Master Mechanic 25/64" x 5-1/8" Cobalt High-Speed Drill Bit is engineered for precision and durability, making it an essential tool for both professional and DIY enthusiasts. This drill bit features a robust high-speed steel construction with an 8% cobalt content, ensuring exceptional heat resistance and cutting efficiency even at temperatures exceeding 1000° F. The innovative 135 split point design and four cutting edges facilitate quick penetration into hard materials, eliminating the risk of walking during use.

• High Speed Steel with Cobalt: Provides enhanced durability and heat resistance.


• 135 Split Point Design: Allows for quick penetration and reduces walking.


• Four Cutting Edges: Ensures efficient cutting through tough materials.


• Recommended for Hard Metals: Ideal for drilling in heat-treated steel, stainless steel, chrome, manganese steel, titanium, and armor plate.

This drill bit is perfect for a variety of applications, including metalworking, construction, and repair tasks. Whether you are a professional tradesperson or a home improvement enthusiast, the Master Mechanic Cobalt High-Speed Drill Bit will deliver reliable performance and precision in every project.