What certifications do you have?

We hold ISO 9001:2000 and ISO 9001:2008 certifications, and our management system is certified to ISO9001:2015.

How are the products transported?

Transportation can be arranged by air, express, or sea according to your requests.

China 5" High Air Pressure DTH Hammers

Name: China 5" High Air Pressure DTH Hammers
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1919571025

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-2,000.00

1 Piece

Sample price:US$700.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000, ISO 9001:2008

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Connection Thread

API 2 3/8" Reg, API 3 1/2" Reg

Hole Range

Dia 135 - 155 mm

Working Pressure

1.0 - 2.5MPa

Compatible Bit Shank

Cop54, DHD350, Ql50, M50, SD5, CD55

Transport Package

Ply-Wooden Cases for Exporting

Specification

2 inch to 12 inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Key features

Customizable Specifications: Customizable connection threads, hole ranges, working pressure, and compatible bit shanks.

High-Quality Materials: Made from premium alloy steel with hardened procedures for long service life.

ISO Certified Quality: Manufactured under ISO 9001:2000/2008 standards with 100% finished product inspection.

Experienced Engineering: Supported by technicians and engineers with over 15 years of field experience.

Fast Production Lead Time: Stable production chain ensures lead times of 15-30 days.

Full Customization Service: Capable of designing and manufacturing based on specific customer requirements.

Low MOQ: Minimum Order Quantity is just 1 piece, suitable for various project scales.

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: ≤8.70h

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.

Product Q&A

Q:What is the warranty period?

We provide a quality warranty where all spare parts are strictly inspected before shipping. We also offer quick responses to complaints and suggestions.

Q:What is the production lead time?

Generally, the production lead time is 15-30 days. Peak season lead time is one month, and off-season lead time is also one month.

Q:What are the payment terms?

We accept LC, T/T, PayPal, Western Union, and small-amount payments.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1 piece.

Q:Are these hammers compatible with other brands?

Yes, all DTH hammers and bits are compatible with Sandvik, Atlas Copco, and other major brands.