What is the delivery time for samples and batch orders?

Samples take 2 weeks after order confirmation, and batch orders take 3 weeks after payment confirmation.

What is the standard thread specification?

The standard thread for all sizes is 1-1/4' UNC.

What is the packaging method?

Products are packaged in wooden boxes to ensure safety during transportation.

Diamond Core Drill Barrel of Wet Core Drill Bits/Professional Concrete Drilling Tools

Name: Diamond Core Drill Barrel of Wet Core Drill Bits/Professional Concrete Drilling Tools
Brand: Shijiazhuang Corediam Tools Technology Co., Ltd.
SKU: 746369482

Hebei, ChinaShijiazhuang Corediam Tools Technology Co., Ltd.

US$4.50-125.90

100 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Core Drill

Usage

Masonry Drilling, Reinforced Conrete Drilling

Model NO.

CCDB

Manufacturing Technology

Lathing, Welding

Material of The Bit

20# Steel,Q235

Drilling Types

Wet Drilling

Drilling Materials

Concrete Concrete,Concrete

Transport Package

Carton, Case, Pallet

Specification

10mm-600mm

Trademark

COREDIAM

Origin

China

HS Code

82075090

Production Capacity

2000 Pieces Per Month

Key features

Corediam as a long term diamond core drill bits manufacturing partner,we can provide various of core drill bits for concrete,reinforced concrete,stone and other materials

strong drilling performance long segment life consistent quality

high-quality core barrels for wet core bits suitable for reinforced concrete and heavy rebar applications

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: ≤4.39hTerms 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.