Stanley 1/2" Socket Set 12Dr 26Pcs Round Head Ratchet Set Imperial STMT45509-LAAbout this Item:1x 1/2’ round head ratchet 20x 1/2' sockets (6-points) : 1/4”, 5/16”, 3/8”, 7/16”, 1/2”, 9/16”, 19/32”, 5/8”, 11/16”, 3/4”, 25/32”, 13/16”, 7/8”, 15/16”, 31/32”, 1”, 1 1/16”, 1 1/8”, 1” 3/16”, 1 1/4” 2x 1/2' extension : 5”, 10” 1x 1/2’ sliding T handle |1x 1/2’ universal joint 1x spark plug : 13/16”