High speed steel material; hex shank Type; 1 mm Pitch; hardened process; 1/4 inch Shank diameter; M6 Tap size; Cut material mild steel, copper, brass, aluminum
Complete hole drilling, tapping and deburring/countersinking in one operation with power drill saves labor and time. Back tapered beyond tap to prevent thread damage from over-drilling. Deburr/countersink also provided on bit beyond back taper. Made from hardened high-speed steel vs. carbon steel for longer life. High quality hex shank to ensure strong connection to drill chuck. Designed to tap up to 10-gauge metal.