HIGHDRIL Diamond Tile Drill Bit - 5pcs 12mm Diamond Hole Saw for Porcelain Ceramic Granite Marble with Hex Shank Fixed on Electric Drill

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Product description

  • Specification Hexagonal shank. Diameter 12mm, diamond height 10mm, diamond grit #35 40, with wax inserted, which melts when drilling dry without water to lubricate and cool the drilling surface.
  • Compatible Devices Can be easily installed on Electric Drill, Bench Drill. Recommded RPM 2000-5000. The faster the speed, the longer the service life.
  • Vacuum brazed Advanced vacuum brazing technology guarantees a strong bond between the diamond and the drill bit, ensuring long-lasting performance and durability.
  • Application The diamond core drill bit is widely used for dry or wet drilling tile, ceramic, granite and marble, etc.

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