5pcs Diamond Core Drill Bit for Hard Stone Concrete Marble Hole Saw 5/8-11

5pcs Diamond Core Drill Bit for Hard Stone Concrete Marble Hole Saw 5/8-11

$60.50
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 YouTube video: https://youtu.be/OGbICzQIk9g Quantity: 5pcs/set Specification:  Diameter: 6MM 8MM 10MM 12MM 14MM 18MM 20MM 25MM 32MM 35MM 38MM 45MM 50MM 65MM  Total length: 75MM (6/8/10) or 100MM (12MM & above),   Thread: 5/8-11(Make sure it can be installed on your machine)   Application: Drilling hard granite marble all mature stone concrete Feature:  SUPREME Grade and Special bond matrix extends drilling life and improve the working efficiency Laser welded technology avoid segments off when dry working (18mm & above) Turbo segments provide aggressive drilling speed (32mm & above) Ideal for drilling the faucet mounting holes in stone countertops, plumbing lines in showers and vanities Vacuum brazed side protection offers clean cut & steel core protection (inside and outside both, 20MM & above ) Attention: 6MM 8MM 10MM 12MM 14MM Wet Drilling, 18MM and above Dry or Wet Drilling Use wet will greatly prolong the segment life 

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