CL44 - 200 Grit Diamond Bur - 3/32" Shank (Made In USA) - Cylinder - Approximately 5.1mm diameter x 13mm head length Cylinder Shaped Diamond Bur - Approximately 5.1mm diameter x 13mm head length 200 Grit 100% Natural Diamond (Not Synthetic), U.S. Made - High Quality - Durable Great for grinding or carving all types of stone, glass, tile, wood, and more. Great for making marble or other stone sculptures. The 200 Grit will cut while minimizing chipping or pitting of the material being cut.