Yakamoz Titanium Combination Tapping Countersink Review

Shank Size: Quick Change 1/4" Hex Shank, Taps Bit Tpye: Metric, Taps Bit Tpye: Metric, Taps Bit Size: M3, M4, M5, M6, M8, M10. 3-in-1 Design provides hole drilling, tapping, deburring and countersinking for a quick and complete job on copper, brass, aluminum, sheet metal and plastic. A tapered end on hex shank can prevent excessive knocks and back taper exceeds the tap to prevent over-drilling and damage to the thread. Made of HSS 4341 material with titanium surface treatment ensure sharp cutting performance and retain strength, provide more wear-resistant and prolongs the service life. Each tap drill is engraved with the appropriate sizes for easy identification. 1/4" Hex quick-change shank fits most electric hand drill, impact drill, bench drill, electric screwdriver and other tap machines.