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Wet Drill Core Bits for Hard Concrete Brick and Block
US$10.00-30.00
20 Pieces
Sample price:US$20.00/piece.Request sample
Product profile
Customization
AvailableType
Core DrillUsage
Masonry Drilling, Reinforced Conrete DrillingModel NO.
CWDGManufacturing Technology
Laser WeldingSegment Height
10mmDiameter
25-400mmDrilling Types
Wet UseTransport Package
Carton, Case, PalletSpecification
127x10x450mmTrademark
COREDIAMOrigin
ChinaHS Code
82071910Production Capacity
2000 Pieces Per MonthKey features
Laser Welded Technology: Manufactured with advanced laser welding for superior durability and efficiency.
Turbo Wave Segments: Features sharp turbo wave segments for fast drilling and excellent steel cutting.
Wide Diameter Range: Available in diameters from 32mm to 350mm to suit various drilling needs.
Wet Drilling Efficiency: Optimized for wet drilling on concrete, reinforced concrete, and masonry.
Universal Compatibility: Fits standard core drills and hand-held drillers for versatile use.
Premium Quality Level: Constructed with high-quality materials ensuring a reasonable lifespan.
Fast Sample Delivery: Samples delivered within 2 weeks after order confirmation.
Batch Order Speed: Batch orders shipped within 3 weeks after payment confirmation.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-01-01Nearest Port: Tianjin Seaport, Beijing Airport, Shanghai PortAverage Response Time: ≤3.81hTerms 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 manufacturing technology used?
A:
The core drill bits are manufactured using laser welding technology.
Q:What materials can this drill bit cut?
A:
It is suitable for drilling concrete, reinforced concrete, masonry, and cutting steel.
Q:What is the available diameter range?
A:
The product is available in diameters ranging from 32mm to 350mm.
Q:What type of drilling is recommended?
A:
This product is designed for wet drilling applications.
Q:How long does it take to deliver samples?
A:
Samples are delivered within 2 weeks after the order 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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