... center axis coincidence, even if unscrew clamping screw, cut rail machine does not occur tilt.4 ... surface, rail palatine bottom of the point, screw tightly fixed bolt, then cut rail machine cutting ... connection and tightening, installation sheet wheel, and screw down the nut, make the cut rail machine ... loose form, can loose lock nut, turn the screw thread pin shaft, adjust the unit axial clearance, make ...