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127mm Fast Driling Speed OEM Diamond Core Drill Bits with Dimple Segment for Concrete/Diamond Tool/Drilling Tool
US$10.00-150.00
10 Pieces
Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Core Drill

Usage

Masonry Drilling, Concrete Drilling

Model NO.

CWDD

Manufacturing Technology

Laser Welding

Segment Height

10mm

Application

Wet Drilling Concrete, Reinforced Concrete

Install Quipment

Stand Driller, Hand-Held Driller

Transport Package

Carton, Pallet

Specification

25mm-350mm

Trademark

COREDIAM

Origin

China

HS Code

82071910

Production Capacity

2000 Pieces Per Month

Key features

Laser Welded Construction: Advanced laser welding production line ensures high welding strength and premium quality.
Dimple Segment Design: Sharp dimple segments achieve fast drilling, especially when cutting steel in reinforced concrete.
Wide Size Range: Available in common sizes ranging from 25mm (1 inch) to 350mm (14 inches).
Customizable Specifications: Segments height, working length, and connection type can be adjusted upon request.
OEM & Branding Services: We provide OEM branding and customized packaging services for customers worldwide.
Professional Drilling Solutions: We help design total solutions for core drilling projects beyond just supplying bits.
Versatile Application: Suitable for wet drilling of concrete, reinforced concrete, and masonry with superior efficiency.
Fast Delivery: Sample delivery in 2 weeks; batch order delivery in 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: ≤3.67hTerms 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 materials are diamond core bit used for?
A:
Our diamond core bits are specifically designed for concrete and reinforced concrete applications.
Q:Wet drilling or dry drilling?
A:
Wet drilling is recommended, it improves drilling efficiency and extends core bits life.
Q:How long does a diamond core drill bit last?
A:
The life depends on material hardness, reinforcement content, machine power, and operating conditions.
Q:Do you offer OEM & Branding services?
A:
Yes. We provide OEM branding, customized packaging services for customers worldwide.
Q:What is the minimum order quantity?
A:
Small diameter: 50pcs; Large diameter: 10pcs

Send Inquiry

*To:Shijiazhuang Corediam Tools Technology Co., Ltd.Shijiazhuang Corediam Tools Technology Co., Ltd.
*Content:
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