What payment terms are accepted?

We accept LC, T/T, PayPal, Western Union, and small-amount payments. International commercial terms include FOB, CIF, CFR, and EXW.

What is the warranty policy?

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

What materials are used for manufacturing?

The products are made from high-quality alloy steel. We focus on quality and use raw materials that meet high standards for durability and performance.

Reverse Circulation Sample Tubes for RC Hammers

Name: Reverse Circulation Sample Tubes for RC Hammers
Brand: Changsha Chaojingang Machinery Manufacturing Co., Ltd.
SKU: 1909275945

Hunan, ChinaChangsha Chaojingang Machinery Manufacturing Co., Ltd.

US$50.00-2,000.00

1 Piece

Sample price:US$800.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO 9001:2000

Standard

JIS, ASTM

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Alloy Steel

Transport Package

Ply-Wooden Cases for Exporting

Specification

3inch, 4inch, 4.5inch, 5inch, 5.5inch

Trademark

Super Diamond

Origin

China

HS Code

8207199000

Production Capacity

10000

Key features

Customization Options: Accepts customization from samples, designs, and full/minor customization requests.

High-Quality Material: Made from high-quality alloy steel with strict inspection of all spare parts before shipping.

Wide Size Range: Available in 3' to 5.5' sizes with various shanks and bit configurations for RC hammers.

Professional Experience: Over 15 years of experienced technicians and engineers ensuring accurate client demands.

Certified Quality: ISO 9001:2000 certified with 100% visual and function inspection for finished products.

Flexible Packaging: Standard carton and foam packaging with customizable options to protect during transport.

Fast Response: Quick response to complaints and suggestions with dedicated technical support.

Multiple Payment Terms: Supports LC, T/T, PayPal, Western Union, and small-amount payments for convenience.

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: ≤6.19h

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 customization options are available?

We accept customization from samples, designs, full customization, and minor customization. Specific requirements on bit diameter, air holes, carbide button shape, and face shape can be tailored.

Q:What is the production lead time?

Generally, the production lead time is 15-30 days. During peak season, it may take one month, while off-season lead time is also approximately one month.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 piece. We are capable of producing according to customer requirements regardless of order size.

Q:What certifications does the product have?

The product is certified under ISO 9001:2000. The company also holds ISO9001:2015 management system certification.

Q:How are the products packaged and shipped?

Products are packed in carton boxes with foam, then placed in plywood cases or pallets to avoid damage. Shipping methods include air, express, or sea freight based on customer requests.