What is the warranty period?

We provide a 3-month warranty. Free replacement is offered if the hammer is damaged due to our quality problem confirmed by our engineer.

How do you ensure product quality?

We have our own experienced QC team. There will be strict inspection and testing for every order before shipping out.

"Qideli High-Efficiency Rock-Breaking, 4 1/2 Inch Tricone Bit"

Name: "Qideli High-Efficiency Rock-Breaking, 4 1/2 Inch Tricone Bit"
Brand: PUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.
SKU: 2152195725

Fujian, ChinaPUTIAN QIDELI ENGINEERING EQUIPMENT CO., LTD.

US$500.00-5,000.00

5 Pieces

Product profile

Customization

Available

Customized

Standard

DIN, JIS, AISI

Model NO.

4 1/2

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.

220mm(8.5 Inch)

Transport Package

Standard Export Packing.

Specification

4 1/2

Trademark

Qideli

Origin

Fujian, China

HS Code

82071990

Production Capacity

2000 Per Month

Key features

High-Efficiency Tricone Bit: 4.5 inch tricone bit designed for high-efficiency rock breaking in various formations.

Wide Formation Compatibility: Suitable for soft to hard formations including shale, limestone, sandstone, and chert.

Customizable Specifications: Customizable diameter, thread type, thickness, and color based on customer requirements.

OEM/ODM Services: Supports OEM and ODM services including logo, packing, and special requests.

24-Hour Response Time: Quick response within 24 hours for inquiries, complaints, and technical support.

Quality Warranty: 3 months warranty with free replacement for failures confirmed as quality issues.

Professional QC Inspection: Strict inspection and testing by experienced QC team before every shipment.

Fast Production Lead Time: Normal production takes 25 days; only 2-3 days if stock is available for requested size.

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: ≤3.66h

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.

Product Q&A

Q:What are the methods of payment?

We accept T/T (Telegraphic Transfer), Western Union, or L/C at sight.

Q:What is the handling time for an order?

Normally it takes 25 days for production based on order quantity. Only 2 or 3 days if we have stock on your request size.

Q:What are the shipping options?

For sample orders, we suggest courier express like DHL/UPS/TNT/FEDEX or by air. For bulk orders, we suggest by air or by sea.

Q:Can you customize the product?

Yes, we can customize products according to your required diameter, thread type, thickness, color, etc. We can produce by your samples or technical drawings.

Q:What after-sales services do you provide?

Our sales team responds within 24 hours (Holidays Excluded). Technical support is available anytime. Free replacement is provided for quality failures. We also offer a 24-hour service hotline.