Professional socket for commercial or occasional use 38mm 3/4" or 1" drive impact socket This kit comes with an adapter (3/4" to 1" drive step up adapter) This adapter converts a 3/4" drive ratchet to a 1" drive socket The adapter is separate so you can use just this on its own without the socket if required Metric socket 3/4" or 1" Drive socket so will fit any 3/4" or 1" drive ratchet / impact gun / power bar etc... Single hex / 6 sided socket Extra thick walled for added strength and durability Manufactured from chrome molybdenum with a black phosphate finish for added strength and durability Inner depth of the socket 35mm Total length of the socket 80mm Suitable for use on all impact guns Perfect for HGV or agricultural use Impact socket The adapter is manufactured from chrome vanadium steel and treated for strength and durability Suitable for use with impact gun as impacted socket as well as impacted adapter Adapter comes complete with hole in the end to attach a ratchet to stop it from falling off when using Adapter also has a ball bearing on the other end to stop the socket from falling off when using