Diamond Core Bit 10pcs Granite Marble Masonry Concrete Hole Saw Quick-fit Shank

Diamond Core Bit 10pcs Granite Marble Masonry Concrete Hole Saw Quick-fit Shank

$30.80
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Item: Vaccum Brazed Diamond drilling bits, Dry drilling for stone, masonry, ceramic/tile.... Quantity: 10pcs(9pcs dimaond drill bits+1pc carbide positioning bit) Specification:  Diamond Drill Bit: Diameter: 5/6mm, Total length:68mm;                               Diameter: 8/10/12mm , Total length:80mm                               Diamond length: 10mm,  Grit:35/40 Carbide Bit: Diameter: 6mm, Workable length: 45mm, Total length: 77mm. Application:  Diamond Drill Bit: For drilling granite & marble, masonry, concrete, tile/ceramic, hard plastic.....                       Carbide Bit: For Positioning. Feature:       1.Wax inside for cooling, Dry drilling without water;                      2.Quick-Change, Easy to use, multi-purpose drilling;                      3.Less heat generation, Better finish quality;                      4.Carbide Bits for Positioning, solve the problems of diamond bit drifting and walking.

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