BGTEC Diamond Core Drill Bits, 12pcs(6/6/8/20/25/28/35/45/50/65mm Triangle Shank Drill Bits+50mm Chamfer Bit+6mm Triangle Shank Carbide Drill) for Ceramic Porcelain Tile Marble Granite

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Product description

  • Size 12pcs(6 6 8 20 25 28 35 45 50 65mm Triangle Shank Drill Bits+50mm Chamfer Bit+6mm Triangle Shank Carbide Drill); total length 65mm; diamond height 10mm; diamond grit #50 60; triangular shank diameter 10mm;
  • Cooling and Heat Dissipation 6-10MM internal wax cooling wax, when drilling, the cooling wax melts to lubricate and cool the drilling surface; 20MM and above, the top of the drill bit has 4 U grooves, which is conducive to heat dissipation and discharge of debris.
  • Multi-functional Chamfer Bit for chamfering, rounding, beveling, trimming and shaping formed holes;Carbide Drill The carbide drill cutter Can be positioned.One set has a variety of specifications for drilling, positioning, chamfering, reaming, etc.
  • Applicable machines Hand drill, bench drill. Recommended speed 2000 to 5000 rpm; the higher the speed, the longer the life of the drill bit. If you are using an angle grinder, please install a drill adapter.

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