Professional hex, torx and spline bit set for commercial or occasional use This listing is for 3 different sized kits • 9pc impact star / torx bit sockets with 1/2in drive hex bit holder • 9pc impact Hex / allen key bit sockets with 1/2in drive hex bit holder • 9pc impact spline bit sockets with 1/2in drive hex bit holder Torx bits ranging from T30 – T70 Allen / Hex bits ranging from 6mm – 19mm Spline bits ranging from M6 – M18 1/2in drive so will fit any 1/2in drive ratchets, extensions, breaker bars, impact drivers etc... Impacted bits so suitable for use with high torque tools Easily change from one bit to another by taking the hex bit out of the end of the bit holder Manufactured from s2 steel for maximum strength and durability Shallow torx bits so perfect for access in restricted hard to reach areas Allen / hex key on the side of the bit holder if needed to be fastened to prevent the items from falling out Interchangeable bit set so one 1/2in drive bit holder with 9 different size bits SET INCLUDES THE FOLLOWING SIZES • T30, T40, T45, T47, T50, T55, T60 and T70 • 6mm, 7mm, 8mm, 10mm, 12mm, 14mm, 17mm and 19mm • M6, M8, M9, M10, M12, M14, M16 and M18 Comes in 3 separate blow molded trays for easy storage and transportation