CRL 6-1/2" Suction Base Drilling Round Ring Circle Oval & Radius Cutters & Accessories SilPruf® is specially designed for

SilPruf® is specially designed for use in butt joints or lap shear joints in weatherproofing and glazing applications subject to movement

finished leather

Patented Tap Cutting Wheel

Designed for easy replacement

A metal bolster gives strength and protects the rosewood handle

CRL 6-1/2" Suction Base Drilling Round Ring Circle Oval & Radius Cutters & Accessories SilPruf® is specially designed forInstantly 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.