CRL 1-1/2" AG Series Plated Diamond Drill Glass Thickness Measuring Tools & Meters Blade length is 4-1/2" (114

Blade length is 4-1/2" (114 mm)

These highly abrasive stones remove worn diamond and bond contact

After measuring the joint size and choosing the applicable backer rod

and AAMA 808

CRL 1-1/2" AG Series Plated Diamond Drill Glass Thickness Measuring Tools & Meters Blade length is 4-1/2" (114Unique 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