Which port do you ship from?

We usually ship containers from Shanghai Port. 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. We provide quick responses to complaints and suggestions.

Why choose CJG DRILL?

We have over 17 years of experience, offer high-quality products compatible with major brands, unbeatable prices, and excellent service.

Ql40 Ql50 Ql60 Ql80 DTH Hammers Bits for Water Well Cop44 54 64 84 Gold Hammers and Bits Rock Drilling Mining

Name: Ql40 Ql50 Ql60 Ql80 DTH Hammers Bits for Water Well Cop44 54 64 84 Gold Hammers and Bits Rock Drilling Mining
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1973515902

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

Negotiable

1 Piece

Sample price:US$100.00/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 3 1/2" Reg

Hole Range

Dia 155 - 190 mm

Working Pressure

1.0 - 2.5MPa

Compatible Bit Shank

Mission60 / Cm60A

Transport Package

Ply-Wooden Cases for Exporting

Specification

2 inch to 12 inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Key features

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

Foot Valve Free Design: Eliminates valve breakage risks, offering 15-30% higher drill speed and lower energy consumption.

Customization Options: Accepts customized connection threads, hole ranges, working pressures, and compatible bit shanks.

Premium Material Quality: Made from high-quality alloy steel with premium hardened procedures for extended service life.

Low Maintenance Cost: Simple design with reliable parts ensures easy and cheap maintenance compared to foot valve models.

Competitive Pricing: Offers best quality against small factories and competitive prices against famous global brands.

Global Reputation: Trusted by customers worldwide including France, Spain, Italy, South Africa, Australia, and Iran.

Stable Production: Full production chain and experienced technicians ensure stable and prompt lead times.

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: ≤10.30h

AI-Powered supplier vetting

SummaryThe supplier is focused on providing high-quality products and advanced technology in sectors such as earthwork engineering and geothermal drilling. While they have a strong R&D capability with ODM services and participate in international trade shows, their lack of overseas facilities and OEM services for popular brands are notable limitations. Financial data indicates no operating revenues or profits over recent years, raising concerns about financial credibility. They hold ISO9001:2015 certification but lack an environmental impact assessment report.

Supplier typeThe supplier is involved in sectors like earthwork engineering and construction, offering comprehensive rock drilling solutions with a focus on technology and service.

CertificationsThe supplier holds an ISO9001:2015 certificate, indicating a standardized quality management system.

After-Sales capabilityThe supplier lacks overseas warehouses, showrooms, and agents, limiting their after-sales service capabilities internationally.

Financial creditThere is a lack of operating revenues and profits over recent years, suggesting potential financial instability.

R&D capabilityThe supplier has a strong R&D capability, including ODM services and available SDKs, indicating a robust innovation potential.

Production capacityThe supplier has 20 qualified suppliers and a consistent lead time, reflecting stable production capabilities.

Customization capabilityThe supplier offers a wide range of customization options, including full and minor customizations.