What is the quality assurance period?

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

How long is your delivery time?

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.

Good Quality API 4-1/2" Oil Drill Rods - Heavy-Duty 89mm 102mm 114mm DTH Drill Rods

Name: Good Quality API 4-1/2" Oil Drill Rods - Heavy-Duty 89mm 102mm 114mm DTH Drill Rods
Brand: Shandong Better Drilling Machinery Co., Ltd.
SKU: 2077191742

Shandong, ChinaShandong Better Drilling Machinery Co., Ltd.

US$38.00

10-49 Pieces

US$30.00

50+ Pieces

Product profile

Customization

Available

After-sales Service

Provide Damaged Parts

Warranty

1 Year

Model NO.

76mm, 89mm, 102mm, 114mm

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Standard

AISI

Surface Treatment

Polishing

Manufacturing Process

Forging

Material

Alloy Steel

Size

76mm,89mm,104mm,112mm

Type

Drilling Tools

Use

Well Drill

Processing Type

Casting

Transport Package

Standard Export Packing

Specification

1.5-6m

Trademark

BDM

Origin

China

HS Code

7304590000

Production Capacity

10000 Sets/Year

Key features

Durable Material Construction: Made from Alloy Steel with R780/E75/N80 grades for high strength and longevity.

Customizable Lengths: Available lengths range from 1000mm to 5000mm based on customer requirements.

Advanced Manufacturing Process: Utilizes friction welding and heat/nitrogen treatment for enhanced durability.

Wide Application Scope: Suitable for water wells, geothermal wells, gas wells, and mining operations.

Certified Quality Standards: Products certified with CE, RoHS, ISO 9001:2000, and ISO 9001:2008.

High Strength Performance: Yield strength min 517Mpa and tensile strength min 689Mpa for safe drilling.

OEM and ODM Services: Offers full customization, minor customization, and flexible customization options.

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: ≤2.78h

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. The products have been exported to hundreds of countries around the world and enjoy a high reputation all over the world.

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.