Norseman Letter Gauge Cobalt Jobber Length Drill Bits
Use to drill hard, tough metals, free machining stainless
steel, titanium alloys and certain abrasive plastics.
• Manufactured from M42 HSS containing 8% cobalt which increases
high red hardness.
• Cobalt drills require rigidly held positive feed drilling equipment.
• Titanium Aluminum Nitride can be used in machining stainless steel,
nickel based and titanium alloys, not recommended for aluminum.
• Manufactured to NAS 907J specifications.