What is the lead time for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Is ISO certification provided?

Yes, the product comes with ISO9001:2008 certification.

What industries is this product applicable to?

It is suitable for Piling, Foundation, Water Well Drilling, Geothermal Wells, and Grouting Holes.

219mm Symmetric Overburden Casing System

Name: 219mm Symmetric Overburden Casing System
Brand: Changsha Tianhe Drilling Tools and Machinery Co., Ltd.
SKU: 2038948702

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

US$600.00

1 sets

Product profile

Customization

Available

Warranty

1 Year

Certification

ISO9001:2008

Customized

Non-Customized

Condition

New

After-sales Service

1 Year

Weight (Kg)

Rock Drilling Tool

Concentric Overburden Casing System

Work Pressure

14-24bar

Color

Black/Golden/Yellow/Orange

Material

Alloy Steel and Carbide

Unique Selling Point

High Cost Performance

Warranty of Core Components

1 Year

Video Outgoing-Inspection

Provided

Applicable Industries

Piling, Foundation, Water Well Drilling

Marketing Type

Ordinary Product

Core Components

Pilot Bit

Processing Type

Forging

Packing

Plywooden Case

Machinery Test Report

Provided

Application Range

Geothermal Wells,Grouting Holes,Water Wells etc

Transport Package

Plywooden Cases

Specification

symmetrix 219

Trademark

Teamwhole

Origin

Hunan, China

HS Code

84314320

Key features

High Cost Performance: Outstanding value with stable performance and flexible operation for drilling.

Wide Size Range: Available in outer diameters from 108mm to 863mm for various drilling needs.

Durable Materials: Constructed from Alloy Steel and Carbide for high strength and longevity.

Low Vibration Design: Reduces drill rig vibration with stable and reliable working performance.

1-Year Warranty: Comprehensive 1-year warranty covering core components and after-sales service.

ISO9001 Certified: Manufactured under ISO9001:2008 standards ensuring quality control.

Minor Customization: Offers minor customization options including color and specific designs.

100% Inspection: Every finished product undergoes visual and function inspection before shipment.

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: ≤10.93h

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.