Convenient to transport: The included aluminium case is easy to transport and store and protects the diamond tools. 12-Piece Diamond Tile Drill Bit Set 6/8/10/12/20/35/50/68 mm Diamond Hole Saw LEKOMESH Tile Hole Saw Kit - (6/8/10/35/50/65mm 10mm Finger Bit 25mm 12 Piece Masonry Drill Set Diamond Brazed Hole Saw Kit Tile Hole Saw with Guide From 6 -50mm /1... The diamond drill can be used for dry or wet drilling of porcelain tile, granite, marble, stone, masonry and other similar materials. Diamond Tile Drill Bit – 10pcs (6/8/10/20/35/40/50/68mm 50mm Chamfer Bits Adapter) Diamond Hole Saw for Ceramic Porcelain Marble Granite M14 Thread 12-piece diamond hole saw set:contains 8 pieces diamond core drill bits(6/8/10/12/20/35/50/68MM); 1 piece 20mm diamond finger cutter; 1 piece 50mm bevel cutter; 1 piece adapter;1 piece 125mm cutting disc.