CRL 4" Cast Iron Rubber Base Drilling Ring Flashing CRL GC3001 Glass-Chek PRO measures

CRL GC3001 Glass-Chek PRO measures glass

Can be reapplied as needed until surface is sparkling clean

CRL 95C is compatible with all laminated glass

weatherproofing applications

to prepainted metals

CRL 4" Cast Iron Rubber Base Drilling Ring Flashing CRL GC3001 Glass-Chek PRO measuresCast Iron Rings with Rubber Bases Retains Abrasive Grain Slurry Eliminates Putty Dam Use these CRL Rubber Base Drilling Rings to retain the abrasive grain slurry while the drill is rotating and cutting into the glass. The cast iron rings have rubber bases to hold them securely to the glass, providing a proper seal, and allowing the coolant to mix with the grain for quick, efficient drilling. They are available in four diameters, individually or as a