Tenders for Supply of Set Of Items, Set Consists Of Two Items As Detailed Below: 1 Green Silicon Carbide Bench Grinding Wheel, Suitable For Tip Tool And Metal Grinding, Size: 300 X 40 X 50.8, Cgc-120 Smooth Grit, Qty - 06 Nos. Make: Cumi /Norton / Bosch / Hitachi / 3M Or Proven Brand Supplied To Railways For This Item. 2 Black Silicon Carbide Bench Grinding Wheel, Size: 300 X 40 X 50.8Mm, C36 Approx, Rough Grit, Qty - 06 Nos. Make: Cumi /Norton / Bosch / Hitachi / 3M Or Proven Brand Supplied To Railways For This Item.