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 strictly inspected before shipping. We respond quickly to complaints and suggestions.

Where is your company located?

We are located in Changsha City, Hunan Province, China, which is a half-hour drive from Huanghua International Airport.

Numa Drilling DTH Hammer Down The Hole Hammer Rock Drill Hammers on Sale

Name: Numa Drilling DTH Hammer Down The Hole Hammer Rock Drill Hammers on Sale
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1963988432

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.

NUMA Drilling DTH Hammer Down The Hole Hammer Rock

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Name

Numa Drilling DTH Hammer Down The Hole Hammer Rock

Advantage

High Performance

Color

Per Request

Packing

Carton and Plywood

Matching Drill Bit

DHD /Cop/ Mission /Numa/ Ql/SD

Transport Package

Ply-Wooden Cases for Exporting

Specification

3 Inch to 12 Inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Production Capacity

10000

Key features

High Performance Material: Made of premium hardened alloy steel for long service life.

Customizable Options: Color, packing, and matching drill bits can be customized per request.

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

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

Fast Delivery: Full production chain ensures stable lead time, generally around 20 days.

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

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

Professional Support: Experienced engineers and senior technicians provide quick and efficient service.

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: ≤6.15h

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.