1. The reversing shaft is an integrated structure, ensuring concentricity and making the movement smoother 2. Add filtering devices to ensure the normal operation of the air motor 3. The guide block is made of ceramic or stainless steel material to adapt to different occasions 4. The piston end cap adopts a screw free structure, which is easy to install 5. External air motor, easy to maintain Welcome and I wish you a happy life, my friend., Manufacturer: DCDCD