CRL 6-1/2" Suction Base Drilling Round Ring Flashing metal or composite cartridges with

metal or composite cartridges with integral or screw-on nozzles

ball bearing 360 degree swivel housing allowing the head to move when following patterns or performing freehand cuts

as the sealant will not accept paint

Does not harm paint

Just wipe the surface clean with a towel

CRL 6-1/2" Suction Base Drilling Round Ring Flashing metal or composite cartridges withInstantly Creates a Coolant Dam Slanted Walls Helps Stop Splashing Cleans Easily Won't Rust! Use our CRL Suction Base Drilling Rings for drilling glass whenever you use coolant or carbide grain. Made of a special rubber compound that wont break the glass if accidentally dropped on it. Easy to use, just wet the base with coolant or glass cleaner and press onto the glass. Four sizes of round rings, plus an oval shaped ring for drilling dual outlets.