Product Details:

For Use With Brass and Steel Tube Drills
Easy to Use

Use CRL Silicon Carbide Grain for almost any glass drilling need. Most commonly used with CRL Steel and Brass Tube Drills, the abrasive action of the silicon carbide is applied by the rotation of the tube drill. The slots in the drill picks up the carbide, which causes the glass to wear. Can be used to drill holes for speak tube applications or outlets. Also use it on roughing plates for grinding and polishing. Also available in 25, 50, 100 and 330 pound bulk packages.