What is the warranty policy for these products?

All spare parts are strictly inspected before shipping, and we provide quick responses to complaints and suggestions.

What certifications does the product have?

The product is certified under ISO 9001:2008, and the factory operates under ISO9001:2015 management system.

What is the surface treatment of the drill bits?

The surface treatment is spray-paint.

Rock Drilling Tools High Air Pressure DTH Hammer Bit for Complicated Formation Mining Well Drilling

Name: Rock Drilling Tools High Air Pressure DTH Hammer Bit for Complicated Formation Mining Well Drilling
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1961040892

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 9001:2008

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Mining Type

Mining

Transport Package

Ply-Wood Case for Safe Delivery

Specification

130 - 156 mm

Trademark

Super Diamond

Origin

China

HS Code

8412310090

Production Capacity

50, 000PCS / Year

Key features

Premium Alloy Steel Construction: Made from high-quality alloy steel with premium hardened procedures for secure long life.

Wide Shank Compatibility: Shanks available from 64mm to 864mm, compatible with major brands like Bulroc, Halco, and COP.

Full Customization Support: Accepts customization from samples, designs, and offers full or minor customization options.

Strict Quality Inspection: 100% visual and function inspection of finished products with strict spare parts checks.

ISO 9001 Certified Quality: Manufactured under ISO9001:2015 management system with traceable raw materials.

Flexible Packaging Options: Standard carton and foam packaging with plywood cases; customized packaging is acceptable.

Competitive Lead Time: General production lead time is 15-30 days, with peak season time around one month.

Global Export Experience: 8 years of export experience serving markets in South America, Europe, Africa, and Australia.

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: ≤1.59h

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.