abrasive wheel (1) provide a burr-free surface suitable for painting or coating (2)Size:2inch3inch (3)Color:Black.Blue.Purple abrasive wheel Feature:(1)This discs provide a burr-free surface suitable for painting or coating(2)This can be sued for removal of light rust,oxides amd coating.(3)this disc is an attaching system that has a male threaded button on each disc(4)Size:50mm,63mm,75mm,100mm