CRL 1-3/16" PDT Belgian Series Metal Bond Diamond Drill Hand Held Glass Sanding Tools & Files which causes the glass to

which causes the glass to wear

polyethylene

It removes sharp edges

so you can select the best cutting speed for every application

and many plastics and composites

CRL 1-3/16" PDT Belgian Series Metal Bond Diamond Drill Hand Held Glass Sanding Tools & Files which causes the glass toDesigned for High Volume Glass Fabrication 3 8" Diamond Matrix Depth Two Mounting Styles to Choose From, Straight Shank or Belgian Thread CRL PD and PDT Series Metal Bond Diamond Drills use a special diamond and brass bond for maximum performance in glass. Metal Bond Drills offer the longest life of any type of diamond drill; 1,000 to 2,000 holes in 1 4" (6. 4 mm) glass with proper maintenance and the use of a wet Sharpening Stone to expose fresh