Check the listing for details. Tile Hole Saw 20-70 mm Sintered Diamond Drill Bit for Glass Stone Ceramic. Condition: New. Listed at 16.99 USD. 20-70 mm Dia Diamond Sintering Core Bit Glass Cutting Hole Saw Cone Shank Silver Tone Specification: Product Name Hole Saw Main Material Metal, Diamond Sintered Cutting Hole Diameter 20 / 22 / 24 /26 /28 / 30 /32 / 34/ 35 / 36 / 38 / 40 / 42 / 44 / 45 / 46 / 48 / 50 / 52 / 54 / 55 / 56 / 58 / 60 / 65 / 70 mm Please select the Hole Diamter you need Shank Size 13.6 / 11.9 x 32mm (Max/Min D*L) Total Length 68mm (2-23/32") Shank Shape Cone Shank Package Content Only 1 Piece Description: Gold tone metal glass hole saw, diamond sintering cutting hole, great for making clean and accurate hole on glass and tile. Suitable for drilling marble, tile, ceramic, glass, porcelain, granite, stone, ideal replacement for the old or damaged ones. Works better with an electric drill (here is not included). Water or coolant must always be used to cool and lubricate the tip. Please note that we are selling factory direct products. All our products are 100% brand new in manufacturer's packaging. We Can List Any Size & Amount Of This Product: Hole Diameter from 6mm - 100mm We can offer three kinds of drill bits, Shank Shape as below: Regular Air postage from China to United States is Free and takes 15-25 days delivery to your home We will send out your order within 1-2 days after payment has been received and cleared. Please let us know if you are looking for other accessories or hardware. Should you have any queries, please contact me directly.