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  • Tel:0592-5099391
    Fax:0592-5099319
    ADD:Unit 2A, Lianchang Building, NO.6-8 Huli Avenue, Huli District,Xiamen,China.
    www.stonediamondtool.com
  • Product Details

  • Core Drill Bits be used for protable electric driller and bench drilling machine. There are high speed and low speed stone bits. Long lifespan and high efficiency. Include two connections. Shank and thread.

    Diamond Drills are available from inventory in many different specifications, outside & inside diameters, drilling depths, bond types, diamond mesh sizes, mountings, & tolerances. We will work with you to determine your needs, and recommend the right solution for your specific material/application. You can count on us to improve you drilling operation to its ultimate efficiency.

    ADVANTAGES:
    Less loss of material
    Minimum material deformation
    Less heat generation
    Faster drilling speed
    Less chipping
    Better finish quality

    Delivery Time：7-12 days

    Product Name
    Size
    Connection
     
    English Drill For Granite 
    20x70L
    M14.M16. 5/8"-11
     
    25(1’’)
     
    35(1-3/8’’)
     
    38(1-1/2’’)
     
    40(1_5/8’’)
     
    50(2’’)
     
    100(4")
     
    Construction Drills Bits for Granite .Concrete
    Size
    Outer diameter
    Body Thickness
    Length of bits 
    28mm
    27.2mm
    2.8
    40/400mm
    32mm
    32.2mm
    3.0
    40/400mm
    38mm
    38.2mm
    3.2
    40/450mm
    44mm
    44.2mm
    3.2
    40/451mm
    51mm
    51.2mm
    3.2
    40/452mm
    63mm
    63.2mm
    3.4
    350/450mm
    76mm
    76.2mm
    3.4
    350/450mm
    83mm
    83.2mm
    3.4
    350/450mm
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