Expandable system chuck for the professional woodturner. Developed by master woodturners. Suitable for clockwise and counter-clockwise rotation. Basic set consisting of: Flange M33 with 24-hole indexing Clamping chuck and 4 chuck jaws 1 set of 4 jaws 80/95 H23 1 set of 4 jaws 135/150 H23 1 set of 4 jaws 40/20 H25 1 set of 4 jaws 82/40 H25 1 screw