What is the delivery time for samples and batch orders?

Delivery takes 2 weeks for samples after order confirmation and 3 weeks for batch orders after payment confirmation.

Do you offer OEM packaging services?

Yes, we provide OEM finishing packages, individual blisters, paper inserts, and custom package design services.

Is technical support available for core drilling projects?

Yes, we help design total solutions for core drilling projects and offer professional guidance.

Dotted Segment Diamond Core Drill Bits for Concrete Drilling/Diamond Tools

Name: Dotted Segment Diamond Core Drill Bits for Concrete Drilling/Diamond Tools
Brand: Shijiazhuang Corediam Tools Technology Co., Ltd.
SKU: 2020566192

Hebei, ChinaShijiazhuang Corediam Tools Technology Co., Ltd.

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.

CWDE

Certification

SGS

Manufacturing Technology

High Frequency Welding

Segment Height

10mm

Application

Wet Drilling Concrete, Reinforced Concrete

Install Quipment

Stand Driller, Hand-Held Driller

Arbor

M22 or 1/2" Bsp External Thread

Transport Package

Carton, Pallet

Specification

25mm-350mm

Trademark

COREDIAM

Origin

China

HS Code

82071910

Production Capacity

2000 Pieces Per Month

Key features

High Frequency Welding: Ensures strong segment bonding for long drilling life and high efficiency.

Fast Drilling Speed: Special dotted segment design provides excellent sharpness for rapid cutting.

Wide Size Range: Available from 25mm to 350mm to suit various concrete drilling needs.

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

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

Steel Cutting Capability: Performs exceptionally fast when cutting through steel reinforcement.

Flexible Arbor Options: Available with M22 or 1/2 inch BSP external thread.

OEM Packaging Service: Custom packaging design and individual blister options available.

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: ≤4.34hTerms 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.