Polishing Brush 1. High Quality with Competitive price 2. MOQ : ... per your request 4. Good Performance Polishing Brush1. Used for the surface grinding of marble, man-made stone, granite, ... with abrasive grit, which are anchored tightly in a polypropylene brush body. 4. Products are used in industrial polishing lines ... #,180#,240#,320#,500#,800# High Quality Polishing Brush For Marble / Granite / Concrete