80120 Type 190-ALN HSS 135Â degree Split Point NAS 907B TiAIN Coated Jobber Length Drill Bit (6 pack) 35mm x 70mm Double Helix Angle: 45 Degrees

Helix Angle: 45 Degrees

the unique shape and tip design offer the same size of the standard blowgun

Straight chucks often provide an easier way of engaging and holding the chuck onto the tire’s valve

and longer life for all components

80120 Type 190-ALN HSS 135Â degree Split Point NAS 907B TiAIN Coated Jobber Length Drill Bit (6 pack) 35mm x 70mm Double Helix Angle: 45 DegreesHeavy duty construction for drilling in tougher materials Manufactured from premium high speed steel 135 split point is self centering for reducing thrust and easier penetration Provides exceptional oxidation resistance and extreme hardness TiCN is harder and has a lower coefficient of friction then TiN coating. Recommended where moderate temperatures are generated. Manufactured to NAS 907B aerospace specification Titanium aluminum nitride (TiAIN)