Tile Hole Saw: Efficient in cutting 1-3/8" holes in ceramic tile, cement board, dry ... , fiberglass and wood. Product Description: Tile Hole Saw Efficient in cutting 1-3/8" holes in ceramic tile, cement board, dry ... and showerhead installations. Features a unique bonded tungsten carbide "gulleted" cutting edge, resulting in much faster cuts, less dust, less chance of ...