05160 Type 190 HSS Black Oxide Jobber Length 135Â degree Split Point Drill Bit (12 pack)Heavy 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

Porous flanged bronze bearing is press-fit in sturdy zinc die cast sphere with felt strip for lubrication

Size 31- 0

7% of solids and fluids down to 0

Boston Air Motors can be stalled or overloaded for long periods of time without damage

the Low Profile Manifold provides 3 or 5 ports of air distribution

Tube Insert

All bearings and seal seats are contained within the casting

Seal Material NBR

" is available bare or with three couplers

Click here for spec sheet: NANFL Spec Sheet

Ratio: 1:1

27 Series Lubricators are standard equipped with polycarbonate bowls