98320 Type 190-AN HSS 135Â degree Split Point NAS 907B Titanium Nitride Jobber Length Drill Bit (6 pack) 0.6250" OD The pressure plate retracts against

The pressure plate retracts against torque springs by magnetic force when the magnet is energized

Operating Pressure 29” Hg Vacuum to 240 PSI (0-1

It has a tough nitrile inner tube

Bearing insert with 2 set screws has longer inner race for added load support

98320 Type 190-AN HSS 135Â degree Split Point NAS 907B Titanium Nitride Jobber Length Drill Bit (6 pack) 0.6250" OD The pressure plate retracts againstHeavy 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