... high quality pneumatic tapping and drilling machine is for copper, iron, aluminium, steel, stainless steel, plastic, wood. Pneumatic drilling and tapping machineThis machine is a high ... .Service and quality is worthy of trust. 1). For Taps: M3-M122). Speed: 400 RPM3). Torque: 36NM4). Tape Holder: M4, 5,6,8,10 ...