Feature :A polishing accessory ideal for polishing most metal surfaces and plasticsGreat for polishing jewelry or other metal working usesWidely used in the cylinder bore mill, pipe, grinding, mold, medical equipment, beauty equipment, gold and silver jewelry, stainless steel, glass equipment, machinery parts and other special refining process. Install on electric grinderSuitable for wood, nuclear carving, jade, ivory, etcMaterial: WoolShaft diameter:2.35mmWeight:300gPackage listing :50 Pcs Polishing Buffing Wool Felt Wheel Brush FDA Statement:The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item. This item has been cleaned and treated according to the manufacturer's instructions On May-21-21 at 21:48:07 PDT, seller added the following information: