... copper, iron, aluminium, steel, stainless steel, plastic, wood. Pneumatic drilling and tapping machineThis machine is a high-tech product.It is widely ... any work environment. * Through-hole blind-hole unceasingly tool. * Pneumatic tools, torque, light weight, high efficiency.World famous brand products ... Wrench lestInstruction manual Contact: Ms. Betty Lee High quality pneumatic Tapping machine