CRL 100X Grit Silicon Carbide Grain Quantity:10 P8R or P8B

P8R or P8B

The generous 3/8" (9 mm) diameter shank allows for a sure fit into any drill machine

Slips Comfortably into Shirt Pocket or Briefcase

This set contains five of our most called for diameters: 1/4"

CRL 100X Grit Silicon Carbide Grain Quantity:10 P8R or P8BFor Use with Brass and Steel Tube Drills Easy to Use Use on Roughening Plates for Grinding and Polishing 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 pick up the grain, which causes the glass to wear. Can be used to drill holes for speak tube applications or