CRL 4-1/2" Suction Base Drilling Round Ring Glass Abrasive Tools Easy to operate

Easy to operate

For Hard and Cathedral Glass

There should be no metal or wood to glass contact

It removes sharp edges

CRL 4-1/2" Suction Base Drilling Round Ring Glass Abrasive Tools Easy to operateInstantly 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.