Depressed Center Grinding Wheel, 4 1/2 Dia, 1/4 Thick, 5/8 Arbor, Silicon

Recommended for soft, tough and hard grades of aluminum, hardness grade N offers an excellent balance of aggressive removal and good service life. Aggressive, non-loading grinding performance on aluminum and all soft metals. Paraffin-free design leaves residue-free surface for immediate welding without secondary surface cleaning operation.