For mounting diamond grinding wirth 5/8 inch hole arbor Including disc holder, pin wrench and flat wrench. Applies: apply to all kinds of surfaces and the mold hole, ultra-fine machining polishing, jewelry and more complex handicrafts, grinding, polishing, engraving, etc., in order to meet the high customer demand quality. The professional drill grinder angle fittings, with it, as long as the drill bit can meet the electric drill grinding, cutting tiles, wood, metal (work of polishing grinding grinding Auto purchased plate). Notice:At work to pay attention to the plate is not loose to avoid cut piece fly out, do not stand beside. Description: 1. Suitable for abrasive cutting wheel with 3/8 inch shaft hole. 2. Consisting of disc holder, pin wrench and open-end wrench. 4. Professional fittings drill angle grinder. The drill can meet electric drill grinding, tile cutting, wood and metal polishing. (Need to buy a grinding plate yourself). 5. Note: Be careful to clamp the plate to prevent