CRL 4" Metal Tube Drill Backer Rods & Insert Tools Concave Pad for Easy Attachment

Concave Pad for Easy Attachment on Curved or Irregular Non-porous Surfaces

The CRL PD Series Drill can be used in portable drill machines such as the CRL2

Bring Back Life to Your Diamond Wheels

Used in Pairs to Hold a Glass Shelf in Place While Adhesive Cures

CRL 4" Metal Tube Drill Backer Rods & Insert Tools Concave Pad for Easy AttachmentOne 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