The compressed-air motor has a DIN 10 connection. The exhaust air flow of the air grinder is at the back. The powerful air-power motor is suitable for rigid extensions with DIN 10 motor connection. It may only be used with oil. Suitable extensions STV 9, STV 13, STV 20, STV 27, STV 33. 1 m exhaust hose and 2.5 m air supply hose with 1/2" male threaded connection, 2 keys. Due to the lever valve, the drive has a dead man's switch.