Snappy Tools 9/32 Inch Quick Change Drill Bit Adapter #42018

描述

Drill a pilot hole and countersink or counterbore in one step. Made of thru-hardened alloy steel for long cutting life Round-shank HSS Tapered twist drill set in a precision machined hex shank for use with quick change chucks Large, hardened set screws ensure a firm hold on countersink/twist drill