98390 Type 190-AN HSS 135Â degree Split Point NAS 907B Titanium Nitride Jobber Length Drill Bit (6 pack) 3-15/16" Diameter Bear-N-Bronz® is Boston Gear’s general

Bear-N-Bronz® is Boston Gear’s general purpose

and is disassembled with ease

and attachment bolts

• 135º split point provides fast penetration and accurate starting without a center punch

engineering with an all brass nozzle

98390 Type 190-AN HSS 135Â degree Split Point NAS 907B Titanium Nitride Jobber Length Drill Bit (6 pack) 3-15/16" Diameter Bear-N-Bronz® is Boston Gear’s generalHeavy duty construction for drilling in tougher materials Manufactured from premium high speed steel 135 split point is self centering for reduce thrust and easier penetration Manufactured to NAS 907 B aerospace specification Proudly Manufactured in the U. S. A Click Here for product catalog