Nice meeting you!More high-quality products are in our storeClick to buy, our story begins \(^o^)/~Application:Nylon polishing wheel is for grinding metalNon-woven flap grinding disc specifically used for cleaning, finishing & polishing on metals.Wool felt polishing dic is suitable for high mirror finishingPackage include:1 piece of green coarse non-woven flap grinding disc1 piece of red fine non-woven flap grinding disc1 piece of wool felt polishing disc1 piece of nylon polishing disc1 set of rod M10*10mmNote:1. Please allow 1-3mm errors due to manual measurement.2. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.