... Pads reliable supplier to procure Polishing pad, disc for stones and concrete, Floor polishing pad Bontai , are the one ... more than 30 years' manufacture experience . Different style ,size and colours are avaliable! Your desings are welcome too! Good ... 1500 grit and 3000 grit and BUFF. Applications: Concrete, Granite, Marble reliable supplier of Polishing pad, disc for stones and concrete, Floor ...