What is the lead time for production?

The average lead time is within 15 workdays during the off-season and one month during the peak season.

What payment terms are accepted?

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

Tinahe Drilling Drill Rods and DTH Pipe for Advanced Drill Rig Use

Name: Tinahe Drilling Drill Rods and DTH Pipe for Advanced Drill Rig Use
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2181334285

Hunan, ChinaChangsha Tianhe Drilling Tools and Machinery Co., Ltd.

US$40.00

10 Pieces

Product profile

Customization

Available

After-sales Service

Any Problem All Can Solution

Warranty

1 Year

Model NO.

73mm

Certification

ISO 9001:2000, Is0 9001:2015

Standard

Manufacturing Process

Welding

Material

Stainless Steel

Transport Package

Wooden Case

Specification

Trademark

Tinahe Drilling

Origin

Changsha

HS Code

84314320

Production Capacity

5000

Key features

Premium Alloy Material: Constructed from special alloy steel and 4145H adapter for high strength, heat resistance, and wearability.

Versatile Application: Ideal for water wells, geothermal drilling, foundations, and mining across global markets.

Extended Service Life: Simple structure ensures reliability, smooth operation, and retrievable drilling tools for long-term use.

1-Year Warranty: Full responsibility for quality concerns stemming from material or machining imperfections.

ISO Certified Quality: Manufactured under ISO 9001:2000 and ISO 9001:2015 standards with 100% finished product inspection.

Flexible Customization: Offers minor, sample-based, design-based, and full customization options for specific needs.

Expert Technical Support: Over 30 seasoned experts provide assembly guidance and in-depth problem-analysis services.

Low MOQ: Minimum Order Quantity is just 1 piece, allowing for flexible purchasing.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Changsha Tianhe Drilling Tools and Machinery Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.72h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company rather than a professional technical supplier. It provides 3D software design, ODM, and multiple customization options, including full customization and customization from samples or designs. Product inspection procedures are documented and consistently followed, while supplier-service assessments and corrective-action procedures are also documented. The company has inventory capability, export experience, and has participated in the Perumin exhibition, but it has no overseas agents, branches, warehouse, showroom, or stated overseas service coverage. Innovation evidence includes new products introduced during the past year and ODM availability, but there is no SDK and no OEM service for popular brands. Manufacturing capacity has a stated contractual deficiency involving related subcontractors. Digital-management information is mixed: ERP use is reported, while broader digital-process construction is reported as not yet started. No certification, financial...

Supplier typeThe supplier is explicitly classified as a trading company and is also stated not to be a professional technical supplier. However, it provides 3D software design services, so its role includes service coordination beyond simple product trading.

After-Sales capabilityThe supplier reports inventory capability and offers training, repair, equipment installation, maintenance, and debugging. However, it has no overseas agents or branches, no overseas warehouse or showroom, and states zero countries for overseas service coverage, limiting evidence of an established international after-sales network.

R&D capabilityInnovation-related evidence includes new products within the past year, ODM services, 3D software design, and broad customization. Nevertheless, the supplier has no available SDK, does not provide OEM services for popular brands, and reports that broader enterprise digital-process construction has not started, although ERP use is also reported.

Production capacityOperational controls are supported by documented and consistently followed finished-product inspection instructions, written supplier-service assessment procedures with records, and corrective/preventive-action procedures. The supplier also reports inventory capability, but explicitly lacks a valid contract between the factory and related subcontractors, which is a stated manufacturing-governance deficiency.

Customization capabilityThe supplier explicitly supports minor customization, customization from samples, customization from designs, full customization, and flexible customization. This is direct evidence of broad customization capability.

Product Q&A

Q:What materials are used for the drill rods?

The drill rods are skillfully constructed from premium special alloy steel, while the adapter is crafted from 4145H alloy for outstanding welding performance.

Q:What is the warranty period?

We provide a 1-year warranty, committing to full responsibility for any quality concerns stemming from material or machining imperfections.

Q:What certifications does the product have?

The product is certified under ISO 9001:2000 and ISO 9001:2015 standards.

Q:What are the main applications for this drill pipe?

It is suitable for water well drilling, geothermal hole drilling, hole blasting, foundation drilling, and mining projects.

Q:What is the minimum order quantity?

The Minimum Order Quantity (MOQ) is 1 piece.