Viking Drill and Tool St. Paul MN
America's Finest High-Speed Steel Cutting Tools™

Proudly Manufactured in the USA
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HSS Cobalt M42 TiN Coated – Jobber Length

Type 240-DN Cobalt M42 TiN Coated Jobber Length
Type 240-DN Cobalt M42 TiN Coated – Jobber Length 135° Split point


— Manufactured from M42 High Speed Steel containing 8% Cobalt which increases high red hardness.
— Cobalt drills require rigidly held positive feed drilling equipment.
135° Split point reduce walking (skidding across the drilling surface), by being able to breach the surface much more quickly.
— Titanium Nitride (TiN) coating for good lubricity, low heat resistance and extended tool life.
— Manufactured to NAS 907J specifications.
Proudly manufactured in the USA.

Adobe Acrobat Logo PDF — Type 240-DN Cobalt M42 TiN Coated

 


Titanium Nitride (TiN) - Gold (2900 HV)
• Titanium nitride (TiN) coating is the most widely used coating for high speed
steel drill bits.
• TiN coating can extend the cutting life of a drill 400 — 500% in abrasive wear applications includes copper, bronze, plastics, cast iron, fiberglass, and high strength nickel, aluminum alloys.
• Titanium nitride (TiN) coating is wear resistant and reduces friction.