How long is the lead time for production?

During peak season, the lead time is one month; during off-season, it is within 15 workdays.

What payment terms are accepted?

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

Do you provide after-sales support?

Yes, we offer comprehensive after-sales service where any problem can be solved.

76mm 89mm 102mm 114mm DTH Drill Rod Drill Pipe

Name: 76mm 89mm 102mm 114mm DTH Drill Rod Drill Pipe
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2031655392

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

US$50.00

10 Pieces

Product profile

Customization

Available

After-sales Service

Any Problem All Can Solution

Warranty

1 Year

Model NO.

76mm

Certification

ISO 9001:2000, Is0 9001:2015

Standard

Surface Treatment

Oxidation

Manufacturing Process

Welding

Material

Stainless Steel

Transport Package

Wooden Case

Specification

76mm

Trademark

Tinahe Drilling

Origin

Changsha

HS Code

84314320

Production Capacity

5000

Key features

Comprehensive After-Sales Support: Any problem can be solved with dedicated support from our team.

1-Year Warranty Coverage: Covers material and machining defects for peace of mind.

High-Strength Material: Made of heat-resistant steel with perfect welding performance.

ISO 9001 Certified: Manufacturing process certified under ISO 9001:2000 and 2015 standards.

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

100% Quality Inspection: Every finished product undergoes visual and functional inspection.

Fast Off-Season Delivery: Lead time within 15 workdays during off-peak seasons.

Global Market Experience: 17 years of export experience serving markets worldwide.

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: ≤10.44h

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.