Autotoolhome 6 Pack Combination Drill And Tap Bit Set 6-32Nc 8-32Nc 10-32Nc The wide range of drill tap bit set helps you with tasks like drilling, tapping, deburring and countersinking, all with this single kit. The split point tip resists walking and penetrates faster into the material. Along with fast penetration, the power drill makes your life easy by saving your time and energy. Durable taps are made from hardened high-speed steel (HSS 4341) vs carbon steel for longer life,which can drill, tap, deburr and counter holes on wood, copper, brass, aluminum, sheet metal and plastic This is a SAE drill tap set, so it has high versatility. Each tap drill is engraved with a label, which is convenient for you to choose the size that suits you. Quick Change OE-inch (6.35mm) hex shank has a tapered end to prevent excessive knocks. Back taper exceeds the tap to prevent over-drilling and damage to the thread. Can be used to tap various threads. including 6 SAE sizes: 6-32NC, 8-32NC, 10-24NC, 10-32NC, 12-24NC, OE-20NC,1/4inch hex quick change shank fit Electric hand drill, impact drill, bench drill,electric screwdriver and other tap machine Easy to Carry and Use,As the Drill Tap Bits set comes with a portable storage case you can carry it anywhere you go. If you encounter any problems or are not satisfied with the products while using our products, please feel free to contact us.