... /32",5/16",11/32",3/8",7/16",1/2" (6PT)1PC-1/4" DR. EXTENSION BAR: 2"4PCS-1/4 ... ,E20(E-star)2PCS-3/8" DR. SPARK PLUG SOCKETS: 16MM & 21MM2PCS-3/8" DR. EXTENSION BARS: 3"&6"4PCS-3/8" DR. DEEP SOCKETS ... : 13,14,15,17MM17PCS-3/8" DR. BIT SOCKETS ... ,2,FD5.5,6.5 PZ1,22PCS-1/2" DR. EXTENSION BARS: 5"&10"7PCS-1/2" DR. SOCKETS: 20,21 ...