General description A 25pc impact bit set that includes a comprehensive selection of hex, star, and spline profiles, along with a 1/2''D socket adaptor for quick fitting and swapping on an impact wrench or breaker bar. The bits are organized in a sturdy blow mold case for easy storage. Technical specifications 25 pieces total 8x Hex bits: 6, 7, 8, 10, 12, 14, 17 & 19mm 8x Star bits: T30, T40, T45, T47, T50, T55, T60 & T70 8x Spline bits: M6, M8, M9, M10, M12, M14, M16 & M18 Adaptor socket: 1x 1/2''D, manufactured from chrome molybdenum Hex key: 2mm Material of bits: Chrome vanadium (6150) Finish: Anti-corrosion black phosphate Other information Supplied in a sturdy blow mold case