Does the product come with a warranty?

The product is manufactured under ISO 9001:2000 certification and undergoes 100% inspection for quality assurance.

What is the working pressure range?

Working pressure ranges from 0.7-1.75Mpa for 1-3' hammers to 1.0-2.5Mpa for larger hammers.

How is the quality controlled?

We have 4 QA/QC inspectors and perform 100% inspection including visual and function checks on finished products.

DTH Hammer for Drill and Blast SD4

Name: DTH Hammer for Drill and Blast SD4
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1915032205

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-1,000.00

1 Piece

Product profile

Customization

Available

Certification

ISO 9001:2000

Transport Package

Ply-Wooden Cases for Exporting

Specification

2 Inch to 12 Inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Production Capacity

10000

Key features

High Efficiency & Low Consumption: More efficient energy transfer, faster drilling speed, lower air and oil consumption.

Extended Service Life: Simple piston design and heat-treated parts ensure long life and fewer failures.

Easy Maintenance: Fewer internal parts and multi-sted thread connection allow easy disassembly.

Reliable Valve Design: Valve air distribution system provides more reliable performance.

ISO 9001 Certified: Manufactured under ISO 9001:2000 certification standards.

Full Customization: Supports customization from samples, designs, full or minor customization.

100% Quality Inspection: Finished products undergo 100% visual and function inspection.

Low MOQ: Minimum Order Quantity is only 1 Pc.

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: ≤2.98h

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 are the main advantages of this DTH Hammer?

It features reliable valve air distribution, simple piston design for long life, efficient energy transfer, faster drilling speed, and lower air and oil consumption.

Q:Is customization available for this product?

Yes, we offer customization from samples, designs, full customization, and minor customization.

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

The Minimum Order Quantity is 1 Pc.

Q:What is the lead time for production?

The average lead time is one month for both peak season and off-season.

Q:What payment terms are accepted?

We accept LC, T/T, PayPal, Western Union, and Small-amount payment.