◆ Robust ∅41mm hexgon shaft with adjustable clearance design, pneumatic double locking mechanism.

◆ Durable copper wire motor.

◆ The end of worm shaft of gear box uses thrust bearing.

◆ Iron bead-breaking air cylinder with anti-rust processed inner wall, equipped with quick ventilaton valve on the front cover. 

◆ Square turntable with self-centering chucks protected by sliding plates greatly prolongs the life of use.

◆ Standard aluminum pedal with stepping movement function which makes the claw stop at any position.