CRL 4-1/2" Metal Tube Drill Copolymer Strips resulting in a cleaner cut

resulting in a cleaner cut

You can get a perfect diamond ground finish in a wide range of sizes and shapes using our CRL Diamond Router Bits

depending on glass thickness

Its special formulation adheres firmly to sash and glass

For older style (weld-on) blades use Cat

CRL 4-1/2" Metal Tube Drill Copolymer Strips resulting in a cleaner cutOne Piece Construction Gives Rigidity and Durability The "Old Reliable" Way to Drill Glass CRL Metal Tube Drills are designed for use in our CRL Tripod Drill or similar type drill machine. They work with an abrasive grain such as CRL Silicon Carbide Grain to "drill" holes in glass through rotational abrasion. A coolant (or water) is mixed with the abrasive to form a slurry which is retained by a CRL Rubber Base Drilling Ring. The even and steady