ball type head,square driver impact socket adaptor(air impact socket,socket set,auto repair tool)CRMO, Din & Ansi ISO9001 000 ·1/ ... ,1"Fx1/2"M,1"Fx3/4"M etc. impact adaptor are availablePrimo Impact Sockets·All Impact sockets are made from ... the flats.·Wide variety of Accessories. ball type head Impact socket Adaptor,impact socket