Exchange-A-Blade, 1/2", Diamond Hole Saw, 1 Piece, Includes Drilling Template, Exchangeable, Must Use With Water, For Clean & Accurate Holes In Ceramic & Porcelain Tile, Marble, Glass, Fiberglass, Terrazzo & Fiber Cement Board.
3/8" Diamond Hole Saw
5/16" Dowel Drill Bit
1/2x16x21 Drill Bit