CRL 1/8" PDT Belgian Series Metal Bond Diamond Drill Marking Tools It features a powerful 7

It features a powerful 7

NOTE: Always submerge in CRL Diamond Tool Coolant Solution to prevent overheating and prolong tool life

It has a diamond point that lets you scribe glass as if you were writing with a pencil

High Quality and Long Lasting

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CRL 1/8" PDT Belgian Series Metal Bond Diamond Drill Marking Tools It features a powerful 7Designed 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