Sealey 19 piece metric impact socket set 1 2 sq drive sealey ak5619m standard depth walldrive sockets manufactured from chrome vanadium steel with electrodeposition manganese phosphate finish for added corrosion resistance set includes three extension bars 3 4in sq drive adaptor and universal joint all suitable for use with impact tools and supplied in steel carry case sealey ak5619m impact socket set 19pc 1 2 sq drive metric