77361 Type 150-N Jobber Length TiN Coated NAS 907J 135Â degree Split Point Drill Bit (6 pack) 100mm OD Bores and mounting faces are

Bores and mounting faces are machined in one step

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Boston Gear DC Motors provide long life over a wide operating range of applications

4-Quadrant drain holes to remove internal condensation

77361 Type 150-N Jobber Length TiN Coated NAS 907J 135Â degree Split Point Drill Bit (6 pack) 100mm OD Bores and mounting faces areManufactured 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. Titanium nitride coating for lubricity and extended tool life. Click Here for product catalog Proudly Manufactured in the U. S. A