Grinding pressure, it’s precise adjustment with a pneumatic control. It’s allow some floating, the grinding head follows automatically any run-outs of the work piece with constant pressure. The power is transmitted by a shaft drive from the motor to the grinding head. The belt change requires only a few manipulations. The MS-230 can be equipped with grinding belts as well as polishing rings, wire brushes, flap wheels, Scotch-Brite-discs and belts.