Which port do you ship from?

We usually ship containers from Shanghai port, though Guangzhou port is also available.

What is the warranty policy?

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

Can you customize the product size?

Yes, other sizes can be produced upon customer's requirements, and customization is acceptable.

Martillo De Fondo DTH Drilling Attachments Reverse Circulation DTH Hammer Down The Hole Hammer Bit Spline Hammer Drill Bits Mincon Hammers.

Name: Martillo De Fondo DTH Drilling Attachments Reverse Circulation DTH Hammer Down The Hole Hammer Bit Spline Hammer Drill Bits Mincon Hammers.
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 2036703565

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$30.00-300.00

1 Piece

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000

Standard

JIS, ASTM

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Mining Type

Mining

Transport Package

Ply-Wood Case for Safe Delivery

Specification

3inch-5.5inch

Trademark

Super Diamond

Origin

China

HS Code

8412310090

Production Capacity

50, 000PCS / Year

Key features

High Compatibility: Matches over 95% of original products from brands like Atlas Copco and Ingersoll Rand.

Premium Material: Made of high-quality alloy steel with premium hardened procedures for extended lifespan.

Customization Support: Accepts OEM, ODM, and customized sizes based on customer requirements.

Low MOQ: Minimum order quantity is just 1 piece or 1 complete set.

ISO Certified: Manufactured under ISO 9001:2000 standards with strict quality inspections.

Competitive Pricing: Offers best quality against small factories with unbeatable prices.

Fast Response: Experienced team provides quick responses to complaints and suggestions.

Global Reputation: Trusted by customers in France, Spain, Italy, South Africa, Australia, and more.

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.