Festa Diamond crown, O 20 mm, M14

- professional diamond crown with M14 thread - for angle grinders
- dry, precise and fast drilling in stone, tiles, tiles, granite, marble and other extremely hard materials not only in the construction industry
- diamond layer height 10 mm
- long service life without the need for any auxiliary tools - you will cut the exact hole in the desired location
- recommended working procedure: Screw the crown directly onto the thread of the angle grinder head, tighten firmly, start to cut the desired hole at an angle of 45°, the crown and the speed of the grinder will immediately ensure the fit in the desired location, slowly, with evenly applied pressure, straighten the direction of the countersinking to a vertical position, smaller diameters of 6 - 14 cm are necessary when drilling into hard tiles, between each drilling it is necessary to COLD - just immerse in a glass of water or let it cool in the air at speed