... Jumbo Impact Socket, 6 PT: 1) Factory direct price 2) All Size ARE available, RANGE:17mm-125mm 3) ISO9001, CCC ... 1-1/2" Metric Jumbo Impact Socket, 6 PT Material: High strength Cr ... -Mo alloy Steel, Cr-V Steel or 40CR Specifications:17mm,19mm,21mm,22mm,24mm,27mm ...