68211 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) #73 Double lip shaft seals with

Double lip shaft seals with rotating flinger

While 20° PA is generally recognized as having a higher load-carrying capacity

Mist Coolant is specifically formulated to remove heat and reduce friction during machining operations

Boston Gear’s stock helical gears are manufactured in both right- and left-handed configurations with an industry standard 45° helix angle to transmit motion and power between non-intersecting shafts that are parallel or at 90° to each other

68211 Type 190-P 135Â degree Split Point Black Oxide HSS Parabolic Flute Drill Bit (12 pack) #73 Double lip shaft seals withParabolic 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