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 5975-01-324-4684
NSN 5910-01-462-1205
NSN 6130-01-620-9695
NSN 5996-00-079-1268
NSN 6105-01-388-0846
NSN 5998-01-060-9253
NSN 6130-01-576-9618
NSN 5905-00-528-9975
NSN 5915-00-188-9057
NSN 6110-01-655-0314
NSN 5996-01-327-0220
NSN 6620-00-186-8220