68371 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) 7.437" ID Compressor must replenish its tanks

Compressor must replenish its tanks @ 40 CFM or greater

Hex Adapters provide a close nipple in male pipe x male pipe thread connections with a hex for use with a wrench

Maximum Input Pressure: 250 psi

This differs from a standard all-thread close nipple

68371 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) 7.437" ID Compressor must replenish its tanksParabolic flute drills are designed to allow deep hole drilling without frequent drill removal to clear chips. Parabolic flute drills preform best in low to medium tensile strength materials. Click Here for product catalog Proudly Manufactured in the U. S. A