Double Flexible Socket Wrench Meterial:40CR or CR-V Size:8*9-20*22 Surface:mirror,matt,satin Double Flexible Socket WrenchMeterial:40CR or CR-VSize:8*9-20*22Surface:mirror,matt,satin Socket Wrench 1.Material: 40CR 2.Surface: mirror polished,matt,satin 3.Size: 8*9,8*10,10*11,10*12,12*13,12*14,14*15,14*17,16*17,17*19,18*19 20*22mm 4.Packing: as your requset 5.MOQ: 1000 pieces