CRL 1-1/4" Contractors Series Diamond Drill Expanding Foam Sealants & Dispensing Guns It comes with a conical

It comes with a conical ejector end cap with a 3/8" (9 mm) round metal nozzle

and complete channel bedding

The Allen Screws are tightened very securely during manufacturing and cannot be loosened by the user without a high chance of stripping out these screws

Compatible with Silicone

Handles installations with just a single installer

CRL 1-1/4" Contractors Series Diamond Drill Expanding Foam Sealants & Dispensing Guns It comes with a conicalIdeal for Brick, Block and Concrete Made for Heavy Duty Use This CRL Contractors Series Diamond Drill is excellent for drilling brick, block, concrete, mortar, marble and other similar materials. The 6" (152 mm) drilling depth allows penetration through the thickest of building materials. With a removable center pilot, core removal of thicker materials is made easy. The CRL Contractors Series Diamond Drill can be used wet or dry. A hand held drill