05220 Type 190 HSS Black Oxide Jobber Length 135Â degree Split Point Drill Bit (12 pack) 3 Way One-Piece Housing has rust-proof plated

One-Piece Housing has rust-proof plated finish

Bearing insert is encased in non-conductive

29 Series FRL Units package a filter

These units are equipped with reusable Strain Relief fittings that allow in-field repairs if necessary

Boston Gear manufactures both 14 1/2° and 20° PA

05220 Type 190 HSS Black Oxide Jobber Length 135Â degree Split Point Drill Bit (12 pack) 3 Way One-Piece Housing has rust-proof platedHeavy 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 Click Here for product catalog Black oxide surface finish increases wear resistance and adds lubricity to improve chip flow. Proudly Manufactured in the U. S. A