Rajsen Machines Tools manufactures Electric Tapping Arm Machine. Rajsen Machines Tools supplies wide range of machine tools and components such as machine accessories, cable drag chain, encoders and couplings. The Electric Tapping Arm Machine consists of a radial arm joint to a tilting arm balanced by means of a pneumatic spring. The head member and the electric motor find themselves at the end of the tilting arm and are to adapt to always move at right angle with respect to its working area. The ‘high frequency’ is regulated by means a variator board located in the "electronic box casing". The turning motor and the optional automatic lubrication control are adjustable by means of the buttons being located over the "radial arm". The speed can be thus adapted to every thread type. The tap holders are fixed to the motor by means of a quick change, and taps fixes directly to the tap holders.