BRSCHNITT 10pcs 1/4 Inch Masonry Drill Bits Set with Triangle Shank for Porcelain Tile Ceramic Stone Granite Marble, Dry Drilling Diamond Core Drill Bit Kit

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Product description

  • Size --8pcs diamond drill bit 6mm &2pc Carbide Drill bit,1 4"(6mm), diamond height 8mm, total length 65mm,triangle shank diamond core drill bit
  • Widely Use--Carbide Triangular Drill bit mainly used to provide accurate positioning for diamond bit
  • High Performance --Special design of spiral groove at the top of bit helps for chip removal,Wax inside the drill bit helpful for Cooling and Lubrication
  • Machine --Suitable for any electric drill,hand drill,Bench Drill, When use Angle Grinder,please install angle grinder drill chuck Recommend RPM 2000-5000.The faster the better(Cannot be used on machines below 2000 rpm).

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