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  • INDUSTRIAL GRADE CORE DRILL: Our 3 inch core drill bit has 5 premium matrix turbo segments that adopt diamond materials and advanced welding processes, which significantly improves the sharpness and durability of this dry diamond core bit
  • WIDE APPLICATION: This professional concrete core bit is suitable for effective dry drilling in materials such as: reinforced concrete, masonry, hard brick, and other hard materials. With a drilling depth of 10 inches, they can reach deep into the material for various applications
  • HIGH PERFORMANCE DRILLING: Equipped with our 3 inch core bit, you can drill efficiently and smoothly. The highly regular sawteeth and concentric axes design allow for high drilling performance while maintaining a long service life. It offers excellent durability and resistance, even when drilling in hard materials
  • CORE DRILL BIT PARAMETERS: USE ON ROTARY MODE ONLY. Diameter: 3 inch; Working length of core bit: 10"; Threaded connection: 5/8"-11, Laser-welded Segment size: 0.95*0.14*0.4in, Number of segments: 5. Suitable for a variety of core drilling machines
  • LONG WORKING LIFE: Our dry core bits for concrete is a perfect drilling tools with the innovative design, it is the great combination of advanced technology, durability and outstanding performance. Allowing to drill faster and last longer than the general purpose counterparts

Product description

Every Detail for Dry 3 Inch Concrete Core Drill Bit

Selected diamond teeth and high-frequency welding technology for reliability and rust resistance. No more weld detachment.

Our diamond core drill bit fits most types of machines on the market. It can be easily installed on your existing machine.

Prolong core drill bit life and improve working efficiency with high quality diamond and strong steel body.

Widely used in installations for air conditioning, pipelines, stair railings, highways, airports, and various construction scenarios.

Drilling Various Materials Smoothly and Efficiently with Our Core Drill Bits.

Designed with universal 5/8"-11 thread, these diamond core drill bits can be quickly and easily mounted on standard core drilling equipment for versatility and convenience.

DIAMOND CORE DRILL BIT FOR WET DRILLING FROM 1" to 6"

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Customer Reviews
4.1 out of 5 stars 40
4.0 out of 5 stars 24
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Price
$48.09$48.09 $69.09$69.09 $44.69$44.69 $54.79$54.79 $62.99$62.99 $69.99$69.99 $97.99$97.99
Core Diameter:
Φ 3 inch Φ 3 inch Φ 2 inch Φ 3 inch Φ 3-1/2 inch Φ 4 inch Φ 6 inch
Connection:
5/8"-11 Thread 5/8"-11 Thread 1-1/4"-7 Thread 1-1/4"-7 Thread 1-1/4"-7 Thread 1-1/4"-7 Thread 1-1/4"-7 Thread
Drilling Depth:
10" 10" 14" 14" 14" 14" 14"
Wet/Dry Application:
Dry Drilling Dry Drilling Wet Drilling Wet Drilling Wet Drilling Wet Drilling Wet Drilling
Compatible Drilling Materials:
Concrete, Masonry, Brick... Concrete, Masonry, Brick... Concrete, Masonry, Brick... Concrete, Masonry, Brick... Concrete, Masonry, Brick... Concrete, Masonry, Brick... Concrete, Masonry, Brick...
  • Does this core drill bit require water to work?

    No, this is specifically designed as a DRY diamond core bit. But water can also be used for better performance and longevity.

  • Can it drill reinforced concrete?

    Absolutely! This industrial-grade core bit is engineered specifically for wide applications like reinforced concrete, masonry or brick.

  • Is this bit compatible with my core drill machine?

    This concrete core bit features a standard 5/8"-11 threaded connection, which is very common for core drilling machines. Crucially, it is designed for USE ON ROTARY MODE ONLY.

  • How durable is this core bit compared to others?

    The innovative turbo segment design and highly regular sawteeth promote efficient cutting while maximizing segment wear life.

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