CRL 3-1/2" AG Series Plated Diamond Drill Setting Blocks & Shims Crystal clear joint strips are

Crystal clear joint strips are easy-to-apply

Complies with AAMA (American Architectural Manufacturers Association) Document #812-04 Industry Specification for proper installation of windows and doors

Long-Lasting TOYO® Carbide Wheels

Molded Resin Handle for Positive Grip

CRL 3-1/2" AG Series Plated Diamond Drill Setting Blocks & Shims Crystal clear joint strips areUnique Aggressive Sawtooth Profile Our Most Durable Style Drill Diameters from 1 8" to 4 1 2" The special sawtooth design of CRL Amazing Glazing Plated Diamond Drills reduces the contact area, allowing better grinding action and increased coolant penetration. They are perfect for use in portable tripod and cup style machines. Our most durable drill has been machined from solid steel. Use with DTC80 Diamond Tool Coolant and submerge in a retaining ring