Do you offer OEM packaging services?

Yes, we provide OEM finishing packages like blisters and paper inserts, and can design packaging according to your requirements.

What is the segment height of the standard drill bits?

The standard segment height for the listed models is 10mm.

What types of core drills do you supply?

We supply brazed, hole, electroplated, and vacuum brazed core drill bits.

Premium High Frequency Welding Diamond Core Drill Bit for Concrete

Name: Premium High Frequency Welding Diamond Core Drill Bit for Concrete
Brand: Shijiazhuang Corediam Tools Technology Co., Ltd.
SKU: 737749202

Hebei, ChinaShijiazhuang Corediam Tools Technology Co., Ltd.

US$10.00-30.00

20 Pieces

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Type

Core Drill

Usage

Masonry Drilling, Reinforced Conrete Drilling

Model NO.

CWDA

Certification

SGS,

Manufacturing Technology

Laser Welding

Segment Height

10mm

Application

Wet Drilling Concrete, Reinforced Concrete

Installing Equipment

Stand Core Driller, Hand-Held Drillers

Transport Package

Carton, Pallet

Specification

25mm-350mm

Trademark

COREDIAM

Origin

China

HS Code

82071910

Production Capacity

2000 Pieces/Month

Key features

High Welding Strength: Advanced high-frequency welding ensures superior joint strength for durability.

Wide Size Range: Available in sizes from 1 inch (25mm) to 14 inches (350mm) for various needs.

Customizable Dimensions: Segment height, working length, and connection type are adjustable upon request.

Fast Drilling Performance: Sharp segments provide high efficiency, cutting steel quickly and effectively.

Versatile Applications: Ideal for wet drilling concrete, reinforced concrete, and masonry.

OEM Packaging Service: Custom packaging solutions including blisters, inserts, and design services available.

Project Solution Design: Expert assistance provided for designing total core drilling project solutions.

Fast Sample Delivery: Samples delivered within 2 weeks after order confirmation.

Company profile

Shijiazhuang Corediam Tools Technology Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-01-01Nearest Port: Tianjin Seaport, Beijing Airport, Shanghai PortAverage Response Time: ≤4.37hTerms 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.