FOCSTOL Diamond Core Drill Bit - 2pcs 6mm Diamond Hole Saw for Porcelain Ceramic Tile Marble Granite Quartz M14 Thread

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Product description

  • Size Diameter 6mm; total length 60mm; diamond height 10mm; diamond grit #40 45; M14 thread
  • Cooling Wax Inside The inside of 6-16mm drill bits are filled with cooling wax, keep the bits cool and lubricated for dry drilling, with higher efficiency and better performance
  • High Performance Vacuum Brazed technology and high-quality diamond grains provides high efficient working performance, faster drilling speed and longer service life
  • Recommended Machine M14 Thread Angle Grinder. Recommended speed 6000RPM, maximum speed 11000RPM. If you want to use electric drill or other machine, you can use hex or triangle shank adapter

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