What is the standard warranty period?

The standard warranty period for the product is 3 months.

What materials are used for the drill bits?

The drill bits are made of high carbon steel suitable for well drilling applications.

High-Pressure DTH Hammer Bits DHD 350-146mm – Water Well & Mining

Name: High-Pressure DTH Hammer Bits DHD 350-146mm – Water Well & Mining
Brand: PUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.
SKU: 2044053635

Fujian, ChinaPUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.

US$193.00

10 Pieces

Product profile

Customization

Available

Customized

Standard

DIN, JIS, AISI

Model NO.

DHD350

Length

Taper-length

Type

Twist Drill Bit

Material

High Carbon Steel

Usage

Well Drilling

After-Sales Service

Online Service

Warranty

3 Months

Surface Treatment

Spray-Paint

Model No.

DHD

Transport Package

Standard Export Packing.

Specification

6 inch

Trademark

Qideli

Origin

Fujian, China

HS Code

8207199000

Production Capacity

5000 Per Month

Key features

24-Hour Quick Response: Fast response within 24 hours for inquiries, complaints, and testing feedback.

Comprehensive Online Support: Disassembly, maintenance, and operator training support available anytime.

Quality Warranty Replacement: Free replacement for hammer damage confirmed due to quality issues.

Annual Routine Visits: Overseas sales managers visit customers at least once per year.

Customized OEM/ODM Services: Tailored services including painting color, logo, and packing available.

High Carbon Steel Material: Constructed from durable high carbon steel for well drilling applications.

3-Month Warranty Period: Standard warranty coverage for 3 months on the product.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

PUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.

Fujian, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤5.87h

AI-Powered supplier vetting

SummaryThe supplier demonstrates flexible customization, ODM and OEM capability, recent new-product activity, ISO 9001 certification, in-stock capacity, and more than 15 years of heat-treatment experience. It has export capability, eight years of exporting experience, and access to overseas agents or branches, but no overseas warehouse or showroom and no participation in offline trade shows. Operational controls show weaknesses: there is no valid manufacturing-capacity contract with its related subcontractor, no written supplier-service assessment or approved-supplier list, no written corrective-action or complaint-handling procedures, and no raw-material traceability. Quality inspection is performed by one inspector, with finished products checked by packing staff. Innovation evidence is limited by zero stated patents, no SDK, no private molds, and no 3D software design service. Financial records are identified for 2021–2023, but their results are not provided.

Supplier typeThe supplier is a manufacturing-oriented provider with CNC lathe and CNC processing facilities, in-stock capability, self-operated import/export rights, and stated experience in heat treatment. It also offers services through overseas agents or branches, but the stated number of countries with overseas services is zero and no overseas warehouse or showroom is available.

CertificationsThe supplier reports an ISO 9001 supplier management-system certification. This is explicit evidence of a recognized quality-management certification, although no other certifications are identified.

After-Sales capabilityThe supplier accepts several service payment methods and states peak-season lead time of one month and off-season lead time within 15 workdays. However, it has no written corrective and preventive action procedures or records and no written customer-complaint handling procedures or records, limiting evidence of structured after-sales management.

R&D capabilityThe supplier reports a new product within the past year, flexible design customization, ODM service, and use of AutoCAD and SolidWorks. Innovation infrastructure appears limited by no available SDK, zero stated R&D patents, no private-mold capability, and no 3D software design service.

Customization capabilityThe supplier explicitly provides flexible customization, can analyze and design products according to customer usage, and can process supplied drawings. It also reports ODM and OEM capability, providing strong direct evidence of customization support.