Diamond particle coated holesaws, high-quality industrial diamond, for use even on the hardest tiles, unitary body construction, accurate, highly concentric, for porcelain, granite worktops, tiles,quarry tiles, ceramics, naturalstone slabs, marble.
Attention: Tubular Drill with a diameter of 6-12mm do not have a pilot drill, Bits with diameters 16-75mm have a solid carbide pilot Drill on tiles for Drilling soft ceramics and facing tiles without a conductor. When Drilling for porcelain stoneware, the guide drill must be removed using a conductor or Drilling at an angle. Working in impact mode without water cooling is forbidden.