100 degrees countersink angle; shank 1/4 28 thd; drill 4 flutes 1/4 in. Taper per foot 0.906 in. Lg
A tool consisting of any combination of drill, pilot drill, reamer, countersink, or counterbore. It is designed to form a hole for fasteners with a specific grip length and machined to a close tolerance to provide a drive fit. The tool has a shank requiring a special tool holder to be used in a power feed hand drilling machine or a power feed drill press.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 5985-01-123-5717
NSN 5895-01-368-3021
NSN 5935-01-530-9680
NSN 5985-00-104-8138
NSN 5930-01-633-3742
NSN 6645-00-654-8804
NSN 5998-00-877-3833
NSN 6105-01-539-5332
NSN 5920-01-606-5517
NSN 6620-01-495-7446
NSN 6150-00-287-6879
NSN 5960-01-245-6088