68161 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) 1" NPT Click here for spec sheet:

Click here for spec sheet: NAT Spec Sheet

• Black Oxide surface finish increases wear resistance and adds lubricity to improve chip flow

88 Series Filters are equipped standard with 40 micron elements and polycarbonate bowls

Straight/Spiral Tooth: Spiral Tooth

68161 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) 1" NPT Click here for spec sheet:Parabolic 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