Part number:
possible part numbers found.All surfaces, with the exception of the end face on the handle side, have been finished. (P150, P250, P350, P400) Bases are attached to both the body and movable part. (Excluding P770) Acme screw is used for the feed screw of P350, P400, P300 and P770, enabling powerful tightening. Cold heading is used for the stopper balls on both ends of the handle to prevent them from falling out under any circumstances.