CRL 3/16" HBT Series Belgian Thread Electro-Formed Diamond Drill Expanding Foam Sealants & Dispensing Guns There is a slight angle

There is a slight angle at the tip to allow the drill to first scratch the glass and begin the drilling of the hole

Results of the compatibility test will be forwarded in writing

meaning you can use them in designs calling for the use of modern structural glazing sealants

The CRL Fletcher® 140º Pattern Cutting Replacement Head is honed to a 140º angle for cutting medium thickness glass

and Foam Rubber

CRL 3/16" HBT Series Belgian Thread Electro-Formed Diamond Drill Expanding Foam Sealants & Dispensing Guns There is a slight angleFor Fast Cutting, High Production Runs Extended Work Life Two Mounting Styles to Choose from Straight Shank or Belgian Type These CRL Electro Formed Diamond Drills are thin walled, with a 1 2" (12. 7 mm) deep multi layer of diamonds and bonding matrix designed for high speed, high production drilling. These drills give outstanding results when exacting conditions are met. The CRL DCD Series features an extra long 1 3 8" by 3 8" (35 by 9. 5 mm)