79pcs 1/2"&1/4" Dr SOCKET SET Marterial:Chrome-vanadium steel. Surface treatment:Honed Nickel Plated Sockets ... Rigidity HRC48 79pcs 1/2"&1/4" Dr SOCKET SET :Contents:11PC-SPANNER:8,10,11,12,13,14,15 ... . SPINNER HANDLE: 6"1PC-1/4" DR. FLEXIBLE EXTENSION: 6"12PCS-1/2" DR. SOCKETS: 8,10,12,13,14,15 ... *28*20CMMOQ:600SETS 79pcs 1/2"&1/4" Dr SOCKET SET