5PCS Porcelain Tile Drill Bits Set, 6mm Diamond Drill Bits, Glass Dry Drill Bits Set, Hex Shank Diamond Dry Drill Bit Sets for Granite, Ceramic, Marble, Tile Stone, Glass, Hard Materials

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  • Practical Packaging This diamond drill bits for porcelain tiles includes five 6mm black diamond dry drill bits, each individually packaged for easy access and storage. This economical and practical set is perfect for daily replacements or multi-project use.
  • Unique Design Our 6mm tile drill bits feature a round hole structure and are pre-filled with cooling wax. This ensures automatic cooling and lubrication during the dry drilling process, effectively reducing operating temperatures and eliminating the need for water addition, thereby minimizing dust and contamination.
  • Versatile Applications These porcelain drill bits are suitable for drilling hard materials such as tile, marble, granite, quartz, microcrystalline stone, ceramic, and stoneware, meeting a wide range of home improvement and professional construction needs (not suitable for wood, metal, or tempered glass).
  • High Quality This diamond sand drill bit set is made of high-quality diamond grit, making it durable and break-resistant. The surface provides uniform sanding, enhanced sharpness, and improved wear resistance, ensuring higher drilling efficiency and a longer lifespan.
  • Easy Operation The upgraded diamond dry drill bits are easy to use. We recommend starting with gentle pressure at a 45 angle and gradually adjusting to a vertical position. It can be operated smoothly without the need for assistance, making it ideal for both DIY and professional use.

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