Drill/tap, M3 X .50 (pop)

Complete hole drilling, tapping and deburring/countersinking in one operation with power drill saves labor and time

Back tapered beyond tap toprevent thread damage from over-drilling

Deburr/countersink also provided on bit beyond back taper

Made from hardened high-speed steel vs. carbon steel forlonger life

High quality hex shank to ensure strong connection to drill chuck

Designed to tap up to 10-gauge metal

Quick change adaptor included in both metric and standard kits