Where is your company located?

We are located in Changsha city, Hunan province, half an hour by car from Huanghua international airport.

Which port do you ship from?

We usually ship containers from Shanghai port, but Guangzhou and Shenzhen ports are also available.

What is the warranty policy?

Our products are made of high-quality steel, and all spare parts are inspected strictly before shipping.

Overburden Drilling Eccentric Casing Systems DTH Drill Bit

Name: Overburden Drilling Eccentric Casing Systems DTH Drill Bit
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1964759392

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-2,000.00

1 Piece

Product profile

Customization

Available

Certification

ISO 9001:2000

Standard

JIS, ASTM

Model NO.

Overburden Drilling Eccentric Casing Systems DTH D

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Name

Overburden Drilling Eccentric Casing Systems DTH D

Advantage

High Performance

Color

Per Request

Packing

Carton and Plywood

Transport Package

Ply-Wooden Cases for Exporting

Specification

102mm

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Production Capacity

10000

Key features

High Performance Design: Features high flat degrees, smooth holes, high rigidity, fast punch speed, and low failure rate.

Customizable Options: Accepts custom colors, packing, and design requests with quick and efficient service.

Premium Material Quality: Made from high-quality alloy steel with premium hardened procedures for extended service life.

ISO 9001 Certified: Manufacturing process and quality control certified under ISO 9001:2000 standards.

Versatile Application: Suitable for water wells, geothermal wells, micropiles, and dam/harbor projects.

Competitive Pricing: Offers best quality against small factories with prices competitive against famous brands.

Fast Delivery: Generally takes about 20 days for delivery due to full production chain stability.

OEM/ODM Support: Accepts both OEM and ODM orders with customization from samples or designs.

Company profile

Changsha Chaojingang Machinery Manufacturing Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai Port; Shenzhen PortAverage Response Time: ≤1.52h

AI-Powered supplier vetting

SummaryThe supplier demonstrates product R&D, ODM, SDK availability, and broad customization capabilities, including customization from samples, designs, full customization, and minor customization. It reports eight years of export experience, export activity representing 51%–70% of total sales, self-operated import and export rights, and participation in an offline international construction machinery exhibition. Service quotations support FOB, CIF, CFR, and EXW, with a stated one-month average lead time in both peak and off-seasons. However, the supplier reports no overseas warehouse, showroom, agents, or branches, and no overseas service countries. ISO9001:2015 certification and recent fire drills are stated, but no factory environmental impact assessment report is available. Financial records provided for recent years show zero values for revenue, profit, margins, costs, and current ratios, preventing a positive assessment of financial credibility. Evidence of production scale and named customer cases is...

Supplier typeThe supplier appears to be a manufacturing-oriented rock-drilling equipment provider with R&D, ODM, SDK, export, and customization capabilities. Its products are described for earthwork, mining, water-well, construction, geothermal, and municipal engineering applications, while it does not provide OEM services for popular brands.

CertificationsThe supplier reports holding an ISO9001:2015 certificate and conducting regular fire drills during the past year. However, it also states that the factory has no environmental impact assessment report, so the evidence supports quality-system certification but not comprehensive environmental documentation.

Financial creditThe supplied financial records for the stated recent years report zero operating revenue, operating costs, gross profit, operating profit, gross margins, and current ratios. These values do not provide positive evidence of financial strength and materially limit the ability to verify financial credibility.

R&D capabilityThe supplier reports that it had new products during the past year, provides ODM services, and has an available SDK. These are explicit indicators of product development and technical integration capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. It also reports R&D capability and ODM service availability, supporting a broad customization offering.