CRL 3-1/4" Brass Tube Drill and Head Diamond Drill Bits & Countersinks USDA Certified

USDA Certified

Tilting over the levers creates a vacuum suction to the substrate

Not recommended for glazing of two-part silicone edge-sealed insulating glass units

weatherproofing applications

It is NOT intended for customer to install

CRL 3-1/4" Brass Tube Drill and Head Diamond Drill Bits & Countersinks USDA CertifiedBrass Tube Holds Abrasive Better Cuts Faster and Cleaner Than Steel Tubes The CRL Brass Tube Drill offers you a combination of quality drilling with easily replaceable parts. The brass material grabs the CRL Silicon Carbide Abrasive Grain better than steel, so you can rapidly drill a cleaner looking hole. Because the tubes and heads are separate entities, you need only replace the part that has worn out. This way, you save money because you don't pay