6 inch 150 mm Grit 400 Diamond Grinding Disc Abrasive Wheel Coated Flat Lap Disk Jewelry Tools for Gemstone Glass Rock Ceramics

6 inch Electroplated Diamond Coated Flat Lap Disk Grinding Wheel Grit 400 Product Specification: Outside diameter : 6 inch (150mm) Arbor hole : 1/2 (12.7 mm) Thickness : 1 mm Grit : 400 (Fine) Diamond coating Density : Perfectly high Diamond coating surface area : almost 95% only one side is coated diamond. Wet use recommended Suitable to grinding gemstone jewelry glass rock carving knife etc… These diamond discs are one of the finest discs manufactured for Hobby Lapidary Glass applications The diameter flat lap wheels have a high density quality diamond coating. They are absolutely flat and parallel to meet the most exacting faceting requirements. Quick Tips 1. Recommended for rough and fine grinding on faceting material plus general lapidary grinding when precision is required. 2. All our flat laps wheels have a 1/2 arbor hole and are intended to be mechanically clamped to a Master Lap. 3. The laps are made with 1mm thick steel plate that has been machined true and flat. The lap is stiff enough to be used as is but we recommend With The Use Of Aluminum master lap. Also Available in Grits 60 80 100 150 240 320 400 500 600 800 1000 1200 1500 1800 2000 3000.