This is 3/8" Convert To 1/4" Socket Adapter Of Your Sockets With Of Your Tool With This Socket Adapter This Set Allows You To Mix And Sizes For Your Sockets, Handles, Extension And Other Accessories. Socket Reducer Air Heavy Duty Adapter. These Adapters Allow You To Marry The Socket To A Better Tool For More Power Or Reach In A ., Manufacturer: XuQiZZpp