DIAMOND DRILL BIT FOR STONEWARE 40MM

*****************************DIAMOND DRILLING BLADE FOR GRESE 40MM*****************************The GRAPHITE diamond drill bit (ref. 57H291) with a diameter of 40.0mm has a blade, electroplated with a diamond coating. This allows you to drill holes in very hard ceramic and mineral materials (stoneware, granite, marble).Technical data:Number of pieces per set or package: 1pcPackaging material: double blister packFor concrete: YesFor glass: NoFor stoneware: YesDrill chuck type: cylindricalDiameter: 40mmFor wood: NoFor metal:NoFor ceramics: YesProduct material:Galvanized diamond coating.