120PCS 1/2"&3/8"&1/4" Dr SOCKET SET Marterial:Chrome-vanadium steel. Surface treatment:Honed Nickel Plated Sockets ... 120PCS 1/2"&3/8"&1/4" Dr SOCKET SET :Contents:10PCS-SPANNER: 9,10,11,12,13,14,16,17,18 ... "4PCS-1/2" DR. SOCKETS: 17,19,21,23MM3PCS-QUICK RATCHET HANDLE: 1/4"&3/8"&1/2"(24Tooth)3PCS-UNIVERSAL ... :600SETS 120PCS 1/2"&3/8"&1/4" Dr SOCKET SET