Montolit FPU Diamond Tile Milling Bit

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Use these unique diamond milling bits to enlarge and reshape previously cut holes in tile and stone. FPU bits can also be used to notch edges of tile to accommodate for pipes or wiring. Save money by expanding the usefulness of the hole saws you already own; no need to buy a hole saw for each new size you come across.


  • Shape, round or bevel existing holes
  • Great for plumbers who need to enlarge a hole in tile or stone for piping and other conduits
  • If a hole saw can't create the perfect passage through porcelain or granite, you can clean the hole with these milling bits
  • Fits on standard grinders - 5/8 inch arbor
  • Use wet or dry
  • 10 mm - 3/8 inch
  • 20 mm - 3/4 inch

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