Mainly suitable for removing burrs, rust, dust, remove the oxide layer, coating,can improve the metal, stone and other materials quality.Polishing powder suitable for jade, crystal and other precious stones, gold, silver,platinum and other precious metal jewelry, glass, ceramics, stone, plastic and othermaterials of mirror polishing and fine grinding.Name: Glass Polishing KitModel: 520396Specifications:Material: WoolenBacking Pad size: 75mm/3inchRayon Felt Polishing Pad size: 75mm/3inchPolishing cloth size: 20mm*40mmThread Drill Adapter size:45mm(Length)*10mm(Thread dia.)*8mm(Shank dia.)Package Contents:1 x Backing Pad5 x Rayon Felt Polishing Pads1 x Polishing cloth(Random Color)1 x M10 Thread Drill AdapterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.