97880 Type 190-AN HSS 135Â degree Split Point NAS 907B Titanium Nitride Jobber Length Drill Bit (6 pack) 2.063" OD Boston Gear’s worm gears provide

Boston Gear’s worm gears provide effective power transmission in applications requiring high-ratio speed reduction in a limited space using right angle (90°)

and with oil grooves

the flat hex manifold is perfect

strong fitting

97880 Type 190-AN HSS 135Â degree Split Point NAS 907B Titanium Nitride Jobber Length Drill Bit (6 pack) 2.063" OD Boston Gear’s worm gears provideHeavy 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