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Stone Tools Category

  Cutting Tools

    Granite Slab Cutting Saw Blades

    Granite Block Cutting Blades

    Marble Slab Cutting Saw Blades

    Marble Block Cutting Blades

    Crossing Cutting Saw Blades

    Horizontal Cutting Blades

    Marble Splitting Blades

    Dry Cutters (Small Saw Blades)

    Concave Saw Blades

    Tuck Point Blades

    Diamond Segments

    Diamond Wire Saw


  Grinding & Polishing Tools

    Diamond Fickerts Metal Bond

    Diamond Fickerts Resin Bond

    Profile Wheels & Router Bits

    Diamond Grinding Cup Wheels

    Diamond Finger Bits

    Diamond Calibrating Rollers

    Diamond Polishing Wheels

    Diamond Polishing Pads

    Diamond Drum Wheels


  Drilling Tools

    Diamond Core Drill Bits

    Diamond Segments of Drill Bit




Diamond Core Drill Bits - Vacuum Brazed


For Granite or kinds of construction materials.


Suitable for stand drilling machines or Electrical hand-held drillers or CNC machines.


High drilling efficiency, long working life, easy operation, low cost.


Wet or dry use, this type drill bit is specially designed for dry use.


Code No.



Pipe Length

Welding Method



29mm (1-1/8")






Diamond Vacuum Brazed



1/2 Gas

32mm (1-1/4”)

35mm (1-3/8”)

38mm (1-1/2”)

42mm (1-5/8")

45mm (1-3/4”)

50/51mm (2”)

57mm (2-1/4”)

60mm (2-3/8”)

63mm (2-1/2”)

70mm (2-3/4”)

76mm (3”)

80mm (3-1/8”

89mm (3-1/2”)

102mm (4”)

110mm (4-3/8”)

127mm (5”)


Other specifications are available as per customer's demand.


Go to Catalogue of Diamond Drill Bits for Stone




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China Diamant Tools Co., Limited

Address: NO.803, 2#, C Area, DaJiangShengShi, Luojiang, Quanzhou City, Fujian Province, China  Post Code: 362011

Tel: +86-595-22595473, Fax: +86-595-22595478, Mobile: +86-13959890092,

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