... M4, 5,6,8,10,12 PCS Pneumatic Air Tapping MachineThis machine is a high-tech product.It is widely ... thread, and increased production capacity. * Vertically, horizontally and different angles Tapping. * Extraordinary load operation and will not damage main ... work environment. * Through-hole blind-hole unceasingly tool. * Pneumatic tools, torque, light weight, high efficiency.World famous brand products ...