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5/8"-11 Attachment Laser Welding Diamond Boart Dry Cutting Core Bits

  • Model Number: BW-DDB-008
  • Type: Dry
  • Diameter: 32mm
  • Cutting Length: 100mm
  • Attachment: 5/8"-11
  • Technology: Laser welding
  • Finish: Spraying paint
  • Industry: Diamond drilling tools
  • Machine: Electrical drill etc.
  • Applications: Diamond drill bit is used for hard stone concrete etc.


Diamond core bits are available in premium and supreme qualities for drilling of concrete, field stone and other materials.
These diamond core bits are designed with premium diamond for superior coring performance and long life and are 
typically used dry on hand drills and core drilling machine. Core bits are specifically designed to tackle a variety of soft brick 
and concrete block drilling operations.



1.Excellent cutting speed.

2.Good sintering offer high efficiency drilling.



Diamond Boart Dry Cutting Core Bits

Code No. Diameter Segment Size Usage Pipe Length Welding Method Adaptor
BW-DDB-S04 20mm (3/4”) 12x3x10









 Silver Welding 


Laser Welding 


High Frequency 




1/2" Gas

22mm (7/8”) 12x3x10
25mm (1”) 12x3x10
29mm (1-1/8") 12x3x10
32mm (1-1/4”) 16x3x10
35mm (1-3/8”) 16x3x10
38mm (1-1/2”) 16x3x10
42mm (1-5/8") 16x3x10
45mm (1-3/4”) 16x3x10
50/51mm (2”) 16x3x10
57mm (2-1/4”) 22x3.5x10
60mm (2-3/8”) 22x3.5x10
63mm (2-1/2”) 22x3.5x10
70mm (2-3/4”) 22x3.5x10
76mm (3”) 22x3.5x10
80mm (3-1/8” 22x3.5x10
89mm (3-1/2”) 22x3.5x10
102mm (4”) 22x3.5x10
110mm (4-3/8”) 22x3.5x10
127mm (5”) 24x4x10


The parameters only for reference,other specifications are available upon request. 

Picture of Product:
Diamond Boart Dry Cutting Core Bits

Fujian Nan’an Boreway Machinery Co., Ltd.


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