Roloc â„¢ Disc,2 in.DIA, All Metals The 3M â„¢ Cubitron â„¢ II Roloc â„¢ Fibre Disc 987C is designed for heavy duty metalworking applications such as weld grinding, beveling and flame-cut edge clean-up. This product uses 3M Precision-Shaped Grain on a fiber...