71950 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) Lock-On Chuck the teeth are cut into

the teeth are cut into the inside diameter while the outside diameter is kept smooth

The reinforced polyurethane composition withstands oils

005" 200 psi 28" HG 2 3/16" PUE38 3/8" 9/16"

while a variety of input shaft configurations maximize flexibility

71950 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) Lock-On Chuck the teeth are cut intoParabolic 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