08170 Type 150 Jobber Length M42 Cobalt NAS 907J 135Â degree Split Point Drill Bit (6 pack) 21 Teeth Click here for spec sheets:

Click here for spec sheets: SNA Spec Sheet

Traditional cost effective collar design

Allows you room to re-bore the ID without damaging the clamp screws

Splines in crease disc life because the many con tact points between hub and discs reduce the concentration of stresses encountered with non-splined hubs having only a few contact points

This eliminates the old practice of adding drops of oil into the tool periodically

08170 Type 150 Jobber Length M42 Cobalt NAS 907J 135Â degree Split Point Drill Bit (6 pack) 21 Teeth Click here for spec sheets: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. Use to drill hard, tough metals, free machining stainless steel, titanium alloys and certain abrasive plastics. Click Here for