Mesh Roof-top Core Drill Bits, featuring laser-welded mesh segments, are designed for professional wet drilling in various hardness levels of concrete and reinforced concrete. The unique mesh rooftop segment design ensures sharp and fast drilling performance. Additionally, the segments' height, working length, and connection type can be customized to meet your specific requirements.
Applications: drilling concrete, reinforced concrete, asphalt-over concrete with superior efficiency.
Features of Diamond Core Drill Bits
1) Laser welded technology:
Our Mesh Roof-top Core Drill Bits are laser welded by the advanced Dr. Fritsch full-automatic laser welding machine, ensuring the rooftop segments achieve high welding strength. This state-of-the-art welding process guarantees exceptional durability and reliability, making our drill bits the preferred choice for demanding drilling tasks.
2) Wide Range of Sizes:
Available in sizes from 1'' (25mm) to 24'' (600mm), our core drill bits cater to various drilling requirements. Whether you need to drill through standard concrete or reinforced concrete, our drill bits offer the perfect solution.
3) High quality 20# seamless steel barrel: Crafted from high-quality 20# seamless steel, our drill bits offer superior strength and durability. This premium material choice ensures the drill bits can withstand the rigors of heavy-duty drilling tasks.
4) Professional Wet Drilling:
Specifically designed for wet drilling, our Mesh Roof-top Core Drill Bits excel in handling different hardness levels of concrete, including reinforced concrete. The wet drilling capability ensures a smoother drilling process, reduces dust, and extends the lifespan of the drill bit.
5) Good control in Dynamic balance during rotation:
Our core drill bits maintain excellent control in dynamic balance during rotation. This precise balance ensures smooth and efficient drilling operations, reducing vibration and enhancing the overall drilling experience.
6) Sharp and fast drilling speed with stable long lifespan:
Designed for high performance, our Mesh Roof-top Core Drill Bits deliver sharp and fast drilling speeds. The innovative design allows for quick penetration through various concrete hardness levels, ensuring a stable and long lifespan.
7) Different Quality level to choose.
Mesh Design Benefits
1. Enhanced Performance
2. The mesh design significantly improves the performance of the drill bit. It increases cutting efficiency, ensuring faster and more precise drilling.
3. Efficient Debris Removal
4. The grid-like pattern of the mesh facilitates efficient debris removal, preventing clogging and maintaining the drill bit's cutting speed.
5. Improved Cooling
6. During the drilling process, the mesh design enhances cooling, reducing heat buildup and minimizing wear on the drill bit. This results in longer-lasting performance and better overall efficiency.
Choose our Mesh Roof-top Core Drill Bits for your next project and experience unparalleled performance and durability. Designed for professionals, our drill bits are the ultimate tool for efficient, precise, and reliable wet drilling.
Specification of Laser Welded Diamond Core Drill Bits
| Item No. | Diameter | Segment Height | Segment Number | Working Length | Thread |
| CWDM02545010 | 25mm | 10mm | 3 | 400/450mm | 1/2"BSP / 1-1/4" |
| CWDM03245010 | 32mm | 10mm | 4 | 400/450mm | 1/2"BSP / 1-1/4" |
| CWDM03545010 | 35mm | 10mm | 4 | 400/450mm | 1/2"BSP / 1-1/4" |
| CWDM03845010 | 38mm | 10mm | 4 | 400/450mm | 1/2"BSP / 1-1/4" |
| CWDM04045010 | 40mm | 10mm | 5 | 400/450mm | 1/2"BSP / 1-1/4" |
| CWDM04545010 | 45mm | 10mm | 5 | 400/450mm | 1/2"BSP / 1-1/4" |
| CWDM05145010 | 51mm | 10mm | 5 | 450mm | 1-1/4" UNC |
| CWDM05645010 | 56mm | 10mm | 5 | 450mm | 1-1/4" UNC |
| CWDM06345010 | 63mm | 10mm | 6 | 450mm | 1-1/4" UNC |
| CWDM07645010 | 76mm | 10mm | 7 | 450mm | 1-1/4" UNC |
| CWDM08245010 | 82mm | 10mm | 8 | 450mm | 1-1/4" UNC |
| CWDM10245010 | 102mm | 10mm | 9 | 450mm | 1-1/4" UNC |
| CWDM10845010 | 108mm | 10mm | 9 | 450mm | 1-1/4" UNC |
| CWDM11245010 | 112mm | 10mm | 10 | 450mm | 1-1/4" UNC |
| CWDM11745010 | 117mm | 10mm | 10 | 450mm | 1-1/4" UNC |
| CWDM12045010 | 120mm | 10mm | 10 | 450mm | 1-1/4" UNC |
| CWDM12745010 | 127mm | 10mm | 10 | 450mm | 1-1/4" UNC |
| CWDM13245010 | 132mm | 10mm | 11 | 450mm | 1-1/4" UNC |
| CWDM14045010 | 140mm | 10mm | 11 | 450mm | 1-1/4" UNC |
| CWDM15245010 | 152mm | 10mm | 12 | 450mm | 1-1/4" UNC |
| CWDM16245010 | 162mm | 10mm | 13 | 450mm | 1-1/4" UNC |
| CWDM16845010 | 168mm | 10mm | 13 | 450mm | 1-1/4" UNC |
| CWDM17245010 | 172mm | 10mm | 13 | 450mm | 1-1/4" UNC |
| CWDM18245010 | 182mm | 10mm | 13 | 450mm | 1-1/4" UNC |
| CWDM20045010 | 200mm | 10mm | 15 | 450mm | 1-1/4" UNC |
| CWDM22545010 | 225mm | 10mm | 16 | 450mm | 1-1/4" UNC |
| CWDM25045010 | 250mm | 10mm | 17 | 450mm | 1-1/4" UNC |
| CWDM28045010 | 280mm | 10mm | 19 | 450mm | 1-1/4" UNC |
| CWDM30045010 | 300mm | 10mm | 21 | 450mm | 1-1/4" UNC |
| CWDM35045010 | 350mm | 10mm | 23 | 450mm | 1-1/4" UNC |
| CWDM40045010 | 400mm | 10mm | 25 | 450mm | 1-1/4" UNC |
| CWDM45045010 | 450mm | 10mm | 27 | 450mm | 1-1/4" UNC |
| CWDM50045010 | 500mm | 10mm | 29 | 450mm | 1-1/4" UNC |
| CWDM60045010 | 600mm | 10mm | 31 | 450mm | 1-1/4" UNC |
Manufacturing Process and Quality Control
Dr. Fritsch Automatic Laser Welding Process
Corediam Introduction
Corediam Tools Co., Ltd., as a high-tech enterprise, concentrates on researching & developing manufacturing and marketing diamond tools industry. We have the most extensive, innovative and powerful range of diamond tools for construction, stone and DIY markets. Corediam strives to be the leading professional supplier in the world through technology innovation.
Corediam Introduction
Whether you are a professional concrete drilling contractor, construction company, equipment distributor, or diamond tool wholesaler, Corediam provides high performance wet diamond core drill bits designed for demanding reinforced concrete drilling applications.
From Lightning Segments, Roof Segments, to Mesh Roof Segments, our diamond core drilling bits are engineered for faster drilling, longer service life, and stable performance across a wide range of job sites. We also offer OEM customization, multiple diameters and lengths, professional packaging, and dependable global supply to help grow your business.
If you're looking for a long-term diamond tools manufacturing partner—we're ready to provide reliable diamond drilling solutions tailored to your market.
Who We Work With
Concrete Drilling Contractors / Construction Companies / Tool Distributors / Rental Companies
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