What is your quality control process?

We perform 100% inspection on finished products, including visual and functional checks, and maintain full traceability for raw materials.

What are the available shipping terms?

We offer FOB, CIF, CFR, and EXW terms.

Where is the nearest port for export?

The nearest port is Ningbo Port.

Roller Cone Bits

Name: 8-1/2" API Tc I Tricone Bits/Button Insert Bits /Roller Cone Bits
Brand: Ningbo Yinzhou Ternal Machinery Co., Ltd.
SKU: 1980162271

Zhejiang, ChinaNingbo Yinzhou Ternal Machinery Co., Ltd.

US$3.00

100 Pieces

Product profile

Customization

Available

Customized

Standard

DIN

Model NO.

T52

Length

Taper-length

Type

Center Drill Bit

Material

Tungsten Carbide

Usage

Mining

Color

Blue/Black/Other

Size

533/535/522

Transport Package

Package

Specification

R32

Trademark

TERNAL

Origin

Ningbo, China

HS Code

84314320

Production Capacity

1000000PCS/Year

Key features

Customized Color Options: Available in Blue, Black, or other custom colors.

Customized Size Options: Sizes available include 533, 535, and 522.

OEM and ODM Services: Full OEM and ODM services available for custom needs.

CE Certified Products: Products meet CE certification standards.

100% Finished Product Inspection: All products undergo visual and functional inspection.

Raw Material Traceability: Full traceability system for all raw materials.

Customization from Samples: Ability to customize products based on customer samples.

Diverse Production Facilities: Equipped with CNC, laser marking, and grinding facilities.

Company profile

Importers and ExportersExhibition ExperienceFast DeliveryQuality Assurance

Ningbo Yinzhou Ternal Machinery Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤0.99h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering R&D, 3D design, ODM, OEM, and sample-based customization. It has documented procedures for corrective actions, complaint handling, supplier assessment, and finished-product inspection, with quality assurance stated. Manufacturing resources include multiple specialized facilities and one production line, while manufacturing contracts with associated subcontractors and an outsourcing SOP are in place. The supplier has no inventory, overseas warehouse, overseas showroom, overseas agents, or branches, and reports zero countries with overseas services. CE certification is stated, and export sales represent 71%–90% of total sales. Financial-related records are identified for 2021–2023, but no substantive financial performance details are provided. Evidence of customer cases includes OEM service for well-known brands and participation in Bauma China 2018.

Supplier typeThe supplier is explicitly described as a professional technical supplier and provides R&D, ODM, and OEM services. It also has manufacturing contracts with associated subcontractors, but no overseas agents, branches, warehouses, or showrooms.

CertificationsCE certification is explicitly reported both for product compliance and sustainable development/product certification capability. No other certification is identified in the provided information.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling. However, it has no overseas agents or branches, and the information does not establish the scope or effectiveness of post-sale support beyond these procedures.

R&D capabilityThe supplier reports professional technical R&D capability, 3D software design services, a new product within the past year, and ODM services. It does not have an available SDK, which limits the evidence for software or platform integration capability.

Production capacityProduction support includes multiple specialized facilities, one production line, valid manufacturing contracts with associated subcontractors, and an outsourcing SOP. Peak-season order fulfillment is stated as one month, but the supplier lacks inventory capacity and does not continuously reconcile quantities for every batch or volume production.

Customization capabilityCustomization from samples is explicitly offered, supported by R&D capability and 3D software design services. ODM capability is also stated, indicating support for customer-specific product development.

Client casesThe supplier reports OEM service for well-known brands and participation in the offline Bauma China 2018 trade show. These are explicit customer or market-exposure references, although no brand names, project details, or performance outcomes are provided.