Weight:110 gCuts circles cleanly, quickly and accurately in ceramic tiles. Tungsten carbide blade drills holes from 13-50 mm.How to Use:Circular Tile Hole CutterHand Drill with Adjustable Power SettingsCeramic Tile1.) Alllow adequate clearance beneath the tile.2.) Always use a slow drill speed, roughly 400rpm. A hand drill is preferable or a drill with variable speed power settings.3.) Keep the drill tip and workpiece cool using water. 4.) Strictly not for use with MARBLE or PORCELAIN tiles.Material:Cemented carbideColor:SilverSize:26-100 mmPackage Contents:1 * Hole Cutter for Ceramic TileOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.