1) Air Impact Wrench kit 2) ideal for general Assembly and disassembly works 3) Factory ... direct price 4) ISO9001,CCC BBK-389 Air Impact Wrench Kit 15 pieces 1/2-inch impact wrench kits Contents: One ... air sockets (9, 10, 11, 13, 14, 17, 19, 22, 24 and 27mm) One five-inch extension bar One hex wrench ...