Watch Screw Head Polishing Tool Grinding Plate Durable Woodworking Supplies

• This tool is used to quickly polish the screws and parts on a watch using a clock lathe There are three grinding wheels, # 1 is the rough grinding wheel, # 2 is the semi-finish grinding wheel, and # 3 is the  finish grinding wheel;#1 is made of copper for rough grinding, #2 is made of hard and fine wood for semi precision grinding, and #3 is made of relatively soft zinc for precision grinding; Before use, align the parallelism between the copper and zinc plates, and ensure their parallelism by adjusting the position of the drag plate, Then replace the chuck, clamp the screws for polishing; when the copper plate and zinc plate are not parallel, the end face of the grinding plate can be repaired before proceeding; Clamp handle diameter 5.0mm,     Suitable for cloock For lathes, For Levin/Boley/Bergeo/6104 and so on.
• Polished screws
• Enlarge the effect by 180 times.
• Rough grinding
• Semi-finish grinding
• Fine grinding