Norton 7″ Diam x 1-1/4″ Hole x 1/4″ Thick, M Hardness, 150 Grit Surface Grinding Wheel Aluminum Oxide, Type 1, Very Fine Grade, 3,600 Max RPM, Vitrified Bond, No Recess 66252939521

Brush Research Manufacturing 3-1/2" to 3-3/4" Bore Diam, 320 Grit, Silicon Carbide Flexible Hone Extra Fine, 13-1/2" OALManufacturer Part #: GB33432S/N: 00695783UNSPSC: 31191509(Minimum Order Quantity=1, Package Quantity=1)Specifications:Abrasive MaterialS