What is the quality assurance policy?

We provide a one-year quality guarantee for the main machine of the machine.

How long is the delivery cycle?

1) In the case of stock, we can deliver the machine within 7 days. 2) Under standard production, we can deliver the machine within 15-20 days. 3) In the case of customization, we can deliver the machine within 20-25 days.

2025 Reverse Circulation Drill Rod/RC Dual-Wall Drill Pipe

Name: 2025 Reverse Circulation Drill Rod/RC Dual-Wall Drill Pipe
Brand: Shandong Better Drilling Machinery Co., Ltd.
SKU: 2072315422

Shandong, ChinaShandong Better Drilling Machinery Co., Ltd.

US$30.00

1 pc

US$10.00

2+ pc

Product profile

Customization

Available

Standard

RoHS, BS, DIN, JIS, AISI

Length

1.5-6m

Model NO.

RC Drill Pipe

Usage

Oil Mining, Coal Mining, Well Drilling, Ore Mining

Material

High Strength Alloy Steel

Transport Package

Standard Package

Specification

3-12m

Trademark

BDM

Origin

Linyi, Shandong

Key features

High-Strength Alloy Steel: Made from AISI 4145H/4130 with tensile strength up to 100,000 psi.

Customizable Dimensions: Outer diameter, inner diameter, length, and connection types are fully customizable.

Superior Durability: Surface-hardened, chrome-plated, or nitrided for extended service life.

High Working Pressure: Withstands up to 35 bar (500 psi) for deep hole and hard rock drilling.

Efficient Airflow Design: Optimized inner/outer diameters ensure rapid cuttings removal and high speed.

Reduced Vibration: Design minimizes vibration to enhance stability and drilling precision.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceMulti-language PioneerExperienced Team

Shandong Better Drilling Machinery Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.66h

AI-Powered supplier vetting

SummaryThe supplier manufactures water well drilling rig machines and reports an annual output of 320 pieces, with two production lines and ten experienced export-trade staff. It provides OEM services for well-known brands and supports extensive customization, including sample-, design-, full-, minor-, and flexible customization. After-sales capabilities include installation, commissioning, technical support, complaint handling, and documented corrective-action procedures. The supplier exports to South America, Africa, Europe, and North America, with export sales accounting for 51%–70% and reported lead times within 15 workdays in both peak and off-peak seasons. However, it has no overseas warehouses, showrooms, agents or branches, and has not participated in offline trade shows. No available SDK, certification information, or specific customer cases are provided. Manufacturing quantity reconciliation is not continuously performed.

Supplier typeThe supplier is a manufacturer of water well drilling rig machines, reporting annual production of 320 pieces, and also provides OEM services for well-known brands. Its stated production and OEM activities support classification as a manufacturing supplier.

After-Sales capabilityThe supplier provides installation, commissioning, and technical support, and has documented procedures and records for service assessment, corrective and preventive actions, and customer complaints. However, it reports no overseas warehouses, showrooms, agents, branches, or overseas service coverage, limiting its demonstrated local support infrastructure.

Production capacityThe supplier reports 320 water well drilling rig machines in annual output, two production lines, ten total experienced staff, and lead times within 15 workdays in both peak and off-peak seasons. However, it does not continuously reconcile quantities for each batch or production volume, indicating a documented weakness in production quantity control.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This demonstrates broad customization coverage across both customer-provided references and more extensive tailored requirements.

Product Q&A

Q:Are you a trading company or a manufacturer?

We are a professional manufacturer. Our factory mainly produces water well drilling rigs, core drilling rigs, air Compressor, down-the-hole drilling rigs, pile drivers, etc.

Q:Where is your factory located?

Our factory is located in Linyi City, Shandong Province, China.

Q:Do you provide after-sales service?

Yes. We provide 18 months free warranty and free technical support for the whole life of any machine. During warranty period, if parts still broken, we can send the new ones freely.

Q:How is the quality of your machine?

Our products pass strict quality inspections before they leave the factory to ensure that they are qualified before they are shipped.

Q:How can I inspect the goods?

1) Support customers to come to the factory for on-site inspection. 2) Support customers to designate third-party companies to inspect goods. 3) Support video inspection.