Plain Grinding Wheel Size Dia 50 X 20Thick X 9.53 Bore Grit And Grade A163-R5 -Bm4 Of Carborandum A16-S3-Bl4 Of Grindwell Norton Or Equivalent Is:2324/71 And Is 124 9/72. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]