BGTEC 6/6/8/10mm Diamond Drill Bits+ 6mm Cross Hole Opener Positioning Hex Quick-Fit Shank Ceramic Marble Drilling Core Bits
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BGTEC 6/6/8/10mm Diamond Drill Bits+ 6mm Cross Hole Opener Positioning Hex Quick-Fit Shank Ceramic Marble Drilling Core Bits

$18.99
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Item: BGTEC Diamond Drill Core Bits Set Quantity:  5pcs/Box (4pcs Diamond Drill Bits+1pc Cross Hole Opener) Connection: Hex Quick-fit Shank,shank diameter 6.35mm Package: Plastic Box Specification and Application ·Diamond Drill Bits 1) Segment material:Diamond coated 2) Specification: ①Diameter 6mm,Segment height 10mm,Total length 66mm; ②Diameter 8/10mm,Segment height 10mm,Total length 80mm; ·Cross Hole Opener 1) Segment material:Hard alloy 2) Specification:Diameter 6mm,Segment height 10mm,Total length 77mm; 3) Note:This cross hole opener is to provide accurate positioning for diamond bit, not for drilling! Feature:  1.Use the cross hole opener first to position the hole and pre-drilling,make drilling more precise and easier. 2.Quick-fit shank,fast and convenient,suitable for hand drill,bench drill... 3.Vacuum Brazed technology,high quality diamond coated,faster drilling and better finish quality. 4.Wax inside helps cool the bits,prolong working life.        

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