For Ferrous Metals, Iron, Steel, Stainless Steel, Aluminum, Copper, wood, Plastic and Fiberglass.
                    Unit of Measure
                    
               
        
            | Units Per Package | N/A 1 | 
| Specs | N/A 1 x 3/4* | 
| Grit | N/A 180 | 
| Max RPM | N/A 25000 | 
