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72mm Diamond Dry Core Drill Bits/Core Bits/Core Drill/Diamond Tool
US$10.00-70.00
20 Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableType
Core DrillUsage
Masonry DrillingModel NO.
CDCDManufacturing Technology
Laser WeldingSegment Height
10mmApplication
Dry Drilling Concrete, Reinforced ConcreteInstalling Equipment
Hand-Held DrillersTransport Package
Carone, Case, PalletSpecification
32mm-200mmTrademark
COREDIAMOrigin
ChinaHS Code
82071910Production Capacity
2000 Pieces Per MonthKey features
Laser Welding Technology: Advanced laser welding production line ensures high welding strength.
Turbo Segment Design: Excellent sharpness achieves fast drilling without segment burning.
Dry Drilling Capability: Suitable for drilling concrete and reinforced concrete without water.
Wide Size Range: Available sizes range from 32mm to 202mm for various applications.
Fast Delivery for Samples: Samples delivered within 2 weeks after order confirmation.
Batch Order Efficiency: Batch orders delivered within 3 weeks after payment confirmation.
Professional Manufacturer: High-tech enterprise specializing in diamond tools research and development.
Global Market Reach: Serving North America, Europe, Asia, Africa, and Oceania markets.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-01-01Nearest Port: Tianjin Seaport, Beijing Airport, Shanghai PortAverage Response Time: ≤3.67hTerms 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 maximum size of the drill bits?
A:
The dry core drill bits are available in sizes ranging from 32mm to 202mm.
Q:Can these bits be used for wet drilling?
A:
No, they are specifically designed for dry drilling concrete and reinforced concrete without water.
Q:How long does it take to receive samples?
A:
Samples are delivered within 2 weeks after the order is confirmed.
Q:What is the lead time for batch orders?
A:
Batch orders are delivered within 3 weeks after payment is confirmed.
Q:What welding technology is used?
A:
The bits are manufactured using advanced laser welding technology for high strength.
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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