#3570357 is a Type 4A2P Diamond Grit Wheel for Face, Top and Side Grinding on Foley-Belsaw Carbide Grinders.
Fits Foley-Belsaw Models: 310, 310-16, 357, 367, 368
Note that to fit on these Foley-Belsaw Grinders, a 1 1/4" - 1/2" Bushing, Item#3700408 is required. Sold Separately