Crown crown FESTA diamond 83mm M14
- professional diamond drill bit with M14 thread - for angle grinders
- for "dry" precise and fast drilling in stone, paving, tiles, granite , marble and other extremely hard materials not only in construction
- diamond layer height 10 mm, long life
- without without the need to use any auxiliary tool, you will circle the exact hole in the desired place
- recommended work procedure - screw the crown directly onto the thread of the angle grinder head, tighten firmly, start to circle the desired hole at an angle of 45 ° , the crown and the speed of the sander will immediately ensure attachment in the desired place, slowly straighten the direction of the circular motion to a vertical position with evenly created pressure, smaller diameters of 6 - 14 cm are drilling into hard pavements, between individual drills, COOL - just immerse in a glass of water or let it cool in the air during revolutions!