Description of π§ Migiwata 4341 Combination Drill Bit Set
Back tapered beyond tap to prevent thread damage from over-drilling; Deburr/countersink also provided on bit beyond back taper. Quick change adaptor included in both metric and standard kits; All operation in one time with power drill saves labor and time. Made from hardened high-speed steel vs. carbon steel for longer life; Designed to tap up to 10-gauge metal; Point is self-centering and eliminates the need for center drilling or center punching. 6 sizes in one drill and tap bit set (M3, M4, M5, M6, M8, M10) to meet your diversified requirements. Drill and tap bits have high quality hex shank to confirm strong connection to drill chuck. Ideal for hole drilling, tapping and deburring/countersinking applications in wood, plank, mild steel, copper, brass and aluminum metals.