... and impact resistance. 2.Advantages: Factory direct price 151PCS 1/4" & 3/8" & 1/2" Dr Socket Wrenches Set SPECIFICATION DETAILS:10PCS-1/4" DR. METRIC ... SOCKETS : 4,5,6,7,8,9,10,11,12,13MM10PCS-1 ... ,30,40,45,50,55,60 1PC-BLOW CASE 151PCS 1/4" & 3/8" & 1/2" Dr Socket Wrenches Set