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68mm Laser Welded Dry Core Drill Bit with Super Quality/Diamond Tool
US$10.00-70.00
20 Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableType
Core DrillUsage
Masonry Drilling, Reinforced Conrete DrillingModel NO.
CDCDManufacturing Technology
Laser WeldingSegment Height
10mmApplication
Dry Drilling Concrete, Reinforced ConcreteInstalling Equipment
Hand-Held DrillersTransport Package
Carone, Case, PalletSpecification
68x10x450mmTrademark
COREDIAMOrigin
ChinaHS Code
82071910Production Capacity
2000 Pieces Per MonthKey features
Laser Welded Technology: Manufactured using advanced laser welding for superior durability and segment sharpness.
Superior Drilling Efficiency: Designed for fast drilling in dry concrete, reinforced concrete, and masonry without burning segments.
Wide Diameter Range: Available in sizes from 32mm to 200mm to meet various drilling requirements.
Consistent Segment Height: All models maintain a uniform 10mm segment height for stable performance.
Multiple Grade Options: Different grades available to choose from for specific application needs.
Customization Service: We accept customized lengths and segments for wet core drills.
Project Solution Design: Expert assistance available to design total solutions for core drilling projects.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-01-01Nearest Port: Tianjin Seaport, Beijing Airport, Shanghai PortAverage Response Time: ≤4.27hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW
AI-Powered supplier vetting
SummaryCorediam Tools is a China-based limited company operating as both a trading company and manufacturer/factory in Hebei. It focuses on diamond tools for construction, stone processing, and DIY markets, with 10 production lines and stated output across saw blades, grinding wheels, core drill bits, and wire saws. The supplier reports ISO 9001 and ISO 14001 management-system certifications, 11–20 R&D engineers, 21–30 quality-control staff, automated manufacturing equipment, and product authentication to German MPA and EU EN 13236 standards. Its export network covers more than 50 countries and exports account for 90% of total sales. Evidence supports production, quality-management, innovation, and international-export capabilities. However, the provided information does not establish after-sales service performance, financial credibility, customization capability, or specific customer cases.
Supplier typeThe supplier is identified as a trading company in one record and as both a trading company and manufacturer/factory in another. Its stated activities include researching, developing, manufacturing, and marketing diamond tools, indicating a combined trading and manufacturing profile rather than a purely commercial intermediary.
CertificationsCorediam reports ISO 14001 and ISO 9001 certification for supplier management systems. Its products are also stated to be authenticated to German MPA and European Union EN 13236 standards, providing explicit evidence of formal management-system and product-standard credentials.
R&D capabilityCorediam explicitly emphasizes technology innovation and R&D, reports 11–20 R&D engineers, and describes advanced automatic pressing, sintering, and German Dr. Fritsch automatic laser-welding machinery. Its broad product range and high-tech-enterprise description support an established innovation and development capability.
Production capacityThe supplier reports 10 production lines and manufacturing output covering diamond saw blades, laser-welded blades, grinding cup wheels, core drill bits, and diamond wire saws. It also states that automated pressing, sintering, and laser-welding equipment is used, with rigorous inspection and quality-control processes, providing explicit evidence of multi-product production capacity.
Product Q&A
Q:What is the delivery time for samples?
A:
Samples require 2 weeks for delivery after the order is confirmed.
Q:How long does a batch order take?
A:
Batch orders take 3 weeks after payment confirmation.
Q:What materials can this drill bit be used on?
A:
It is suitable for dry drilling concrete, reinforced concrete, and masonry.
Q:Is customization available for this product?
A:
We accept customized lengths and segments for wet core drills.
Q:Do you offer design services for drilling projects?
A:
Yes, we help design total solutions for core drilling projects.
Send Inquiry
*To:
Shijiazhuang Corediam Tools Technology Co., Ltd.
Shijiazhuang Corediam Tools Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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