We are offering electric tapping machine , mr-30 electric tapping machine with the function of quiet, stable, power saving, high speed with low torque, low speed with high torque, and have the protection of over voltage, over current, over load, etc. Touch layer design, automatical or manual options, easy operation. With the high efficiency, saving time and energy, accurate positioning, fast cutting. Tap shalll never break for tapping trough-hole or blind-hole. Item : mr-30 power : 220v, 50hz, 1200w speed : 3000rpm working (mm): 1200 taping range : m6-m30 control: nc.