The air supply of the pneumatic drive is done with a safety-turning valve, which operates the motor. By throttling the air supply, the motor speed can be controlled.
The Model MF2iw is fixed in the pipe through self-centering sleeves with exchangeable clamping pins that acts on the ID. The sleeve is operated by a star wheel on the back of the machine. The feed of the milling spindle works manually. It operates with a star handle.
Several tools that can be used are HSS tool bits or inserts with insert holder, which are clamped in a tool holder adapted to the processing size. To cover the whole clamping area with a pipe ID from 0,433-0,866" internal pipe diameter three clamping bushings are available. Each complete sleeve consists of a sleeve and a tension rod.