Discover the power of 17/64″ x 4-1/8″ Cobalt High-Speed Drill Bit, engineered for professionals who demand rapid, precise drilling in demanding applications. Crafted from high‑speed steel infused with 8% cobalt, this bit maintains sharpness even when temperatures soar above 1000°F, making it ideal for tough environments. Its compact 17/64″ diameter and 4‑1/8″ length provide optimal reach while staying easy to handle, and the design is ready for use straight out of the box at Steep Falls Building Supply in Standish, ME.
Benefits: The advanced cobalt alloy delivers exceptional heat resistance, allowing you to drill through hardened steel, stainless steel, chrome, manganese, titanium and even armor plate without losing performance. The 135° split‑point tip and four precision‑ground cutting edges reduce wobble, ensure quick penetration, and extend bit life, so you can work faster and with greater confidence on every job.
Key Features & Benefits:
- 8% Cobalt Alloy: Enhances heat tolerance and preserves cutting edge at extreme temperatures, perfect for high‑stress metalwork.
- 135° Split Point: Guarantees centered entry and eliminates walking, delivering clean, accurate holes.
- Four Cutting Edges: Provides balanced material removal for faster drilling in hard alloys.
- High‑Speed Steel Core: Combines durability with the toughness needed for repeated use in industrial settings.
- Versatile Size: 17/64″ diameter fits a wide range of drill chucks, offering flexibility for diverse projects.
Conclusion: Choose this cobalt‑enhanced drill bit to experience unmatched durability and speed when tackling the toughest metals. Its reliable construction and thoughtful geometry make it a go‑to tool for mechanics, fabricators, and DIY enthusiasts alike. Visit Steep Falls Building Supply in Standish, ME to secure yours and elevate your drilling performance today.








