CRL 1" Metal Tube Drill PDT Belgian Series Metal Bond Diamond Drills Not only does the MG1500

Not only does the MG1500 measure standard insulating glass units

CRL TPE Series Electro-Formed Diamond Drills are thin-walled

The red-line indicator warns the user of any vacuum loss

There should be no metal or wood to glass contact

CRL 1" Metal Tube Drill PDT Belgian Series Metal Bond Diamond Drills Not only does the MG1500One 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