Collet chuck SK 30, ER32 collet holding bolt adjusted to several CNC equipment. Collet nut with ball bearing, allowing left and right hand rotation (LH and RH), increasing clamping force and improved concentricity.
d = 3 - 20 mm D = 50 mm D1 = 50 mm A = 50 mm
Collet = ER32 Chuck = SK 30