* Silicon Carbide is Black in color
* The hardest and sharpest manufactured abrasive grain
* This is the only coated abrasive that will cut through hard or brittle surfaces such as glass, marble, tile, granite, carbide or hardened finishes
* The finer grits are ideally suited for finishing on many surfaces and hardened metals
* Available in grits 24 through 600
* These belts come on the RBX cloth backing for durability under all sanding or linishing conditions *