CRL 12 mm PD Straight Series Metal Bond Diamond Drill Plastic Cutters & Accessories Handles are plastic coated for

Handles are plastic coated for comfort

and also measures the thickness of the laminate inner-layer

Recommended: Start drill at 45 degree to surface and align to 90 degree as hole forms

External dimensions: 8-1/2" W x 16" H x 17-1/2" L (216 x 406 x 445 mm)

High Grade American Pumice Used for Cleaning and Polishing Glass

CRL 12 mm PD Straight Series Metal Bond Diamond Drill Plastic Cutters & Accessories Handles are plastic coated forDesigned 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