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3mm Segment Height Vacuum Brazed Hole Core Drill for Drilling/Diamond Tool
US$5.00-20.00
20 Pieces
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableType
Core DrillUsage
Concrete,Stone,MasonryModel NO.
SVCDManufacturing Technology
Vacuum BrazingSegment Height
3/5mmApplication
Drilling Tile, Granite, Marble and Natural StoneInstalling Equipment
Hand-Held DrillersTransport Package
Carone, Case, PalletSpecification
20-102mmTrademark
COREDIAMOrigin
ChinaHS Code
82071910Production Capacity
2000 Pieces Per MonthKey features
Vacuum Brazing Technology: Manufacturing uses advanced vacuum brazing for superior efficiency and durability.
Wide Diameter Range: Available in diameters from 20mm to 102mm to suit various drilling needs.
Customizable Lengths: We accept customized working lengths and segments for wet core drills.
Versatile Material Application: Ideal for drilling tile, granite, marble, and other natural stones.
Fast Sample Delivery: Samples delivered within 1 week after order confirmation.
Batch Order Efficiency: Batch orders shipped within 2-3 weeks after payment confirmation.
International Standards: Products authenticated by Germany MPA and EU EN13236 standards.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-01-01Nearest Port: Tianjin Seaport, Beijing Airport, Shanghai PortAverage Response Time: ≤2.66hTerms 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 diameter range available?
A:
The core drill is available in a diameter range from 20mm to 102mm.
Q:Can the working length be customized?
A:
Yes, we accept customized lengths and segments for wet core drills.
Q:What materials can this drill bit be used on?
A:
It is suitable for drilling tile, granite, marble, and other natural stones.
Q:What is the delivery time for samples?
A:
Samples are delivered within 1 week after the order is confirmed.
Q:How long does it take for batch orders?
A:
Batch orders are delivered within 2-3 weeks after payment is confirmed.
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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