Product details : ROEBUCK 20-369-SET DRILL-N-TAP SET M3-M10 HEX SHANK
Set contains M3, M4, M5, M6, M8, M10 drill-taps and ball lock adaptor. 1 piece drill tap guarantees proper drill for tap size. For use with steel, stainless steel, plastic and non-ferrous metals. For power tools with left/right hand operation.