Qiaoshans 1-8 Shank Diamond coated Cylindrical Grinding Mounted Point Bits Burrs Fits Dremel Type Rotary Tool 6 mm head 10 pcs

Head shape: cylindrical, spherical 10 new diamond coated drill bits This is a new collection. These are 60# gravel This main diamond diamond set allows you to precisely shape, grind and finish great documents, ceramics, tiles, bricks, fiberglass, stone, carbon fossil, gold, platinum, silver, metal or any other hard to recommend Jewelers, gems, hobbies and crafts, styling, home repairs, etc. Provide uniform water cutting lubricants for all materials. All handles are 1/8 inch (3 mm) Can be installed on electronic grinders, gantry grinders and hand drills (not included here).