Without Air Source : Spring Pull Force 100kgs
With Air Source: Spring Pull Force 300kgs
Min. Air Source: 6 kgs/square cm
Without blowing hole for dirty off
Without Center Oiling Function.
2um repetition accuracy
This Chuck it need diy machining to open the air hole.
see it as attached drawing
CNC Milling for machining parts repetition.
Pneumatic Chuck Diagram