How is quality controlled?

We perform 100% inspection on all products, including visual and functional checks, following ISO9001:2015 standards.

What are the shipping options?

We offer shipping by sea, air, or express courier from ports in Shenzhen, Hong Kong, or Guangzhou.

What is your company's experience?

We have been focusing on hardware fasteners since 2011, with 11 years of export experience and 6 R&D engineers.

Fully Stocked Set Screws Fully Threaded Set Hollow Fully Threaded Screws Fastener

Name: Fully Stocked Set Screws Fully Threaded Set Hollow Fully Threaded Screws Fastener
Brand: Dongguan Zhengchen Hardware Co., Ltd.
SKU: 2018506022

Guangdong, ChinaDongguan Zhengchen Hardware Co., Ltd.

US$0.50

100 Pieces

Sample price:US$0.83/piece.Request sample

Product profile

Customization

Available

Delivery Time

7~15 Working Day

Quality Control

100% Inspection

Model NO.

ZMCBAS

Sample

Avaliable

Keyword

Set Screws Hollow Fully Threaded

Size

Customers' Request

Application

Industry

Transport Package

Poly Bag-Small Box-Carton with Label

Specification

Base on the quantity of goods

Trademark

Origin

China

Production Capacity

10000/Pieces/Year

Key features

Customization Options: Full customization, minor customization, and flexible customization available from samples or designs.

Free Samples: One-for-order free samples available for customers to verify quality before bulk purchase.

100% Quality Inspection: Every product undergoes 100% inspection including visual and functional checks before delivery.

Fast Delivery: Delivery time ranges from 7 to 15 working days regardless of peak or off-peak seasons.

OEM/ODM Service: Professional OEM and ODM services provided with 6 R&D engineers supporting custom projects.

Low MOQ: Minimum Order Quantity is only 1 PCS, allowing for flexible purchasing for small businesses.

ISO9001 Certified: Manufacturing process certified under ISO9001:2015 standards ensuring consistent quality.

Multiple Payment Methods: Flexible payment terms including T/T, L/C, D/P, PayPal, Western Union, and small-amount payments.

Company profile

In-stock CapacityFast DeliveryYears of Export ExperienceCustomization from Designs

Dongguan Zhengchen Hardware Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤4.54h

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory in Dongguan operating in manufacturing. It demonstrates substantial customization, OEM and ODM capabilities, independent R&D activity, and six R&D engineers responsible for technical support and new product development. Manufacturing support includes valid contracts with related subcontractors, inventory capability, and stated peak- and off-season lead times within 15 working days. Quality and service processes are documented, including finished-product inspection, corrective and preventive actions, and complaint handling. The supplier has exported for 11 years, with exports representing 11%–20% of total sales, and is located near Shenzhen Port. Evidence is insufficient to confirm certifications, detailed after-sales performance, or financial credibility. The supplier lacks an available SDK, overseas warehouse, and overseas showroom.

Supplier typeThe supplier is explicitly identified as a factory located in Dongguan, and its associated companies operate in manufacturing. This supports classification as a manufacturing supplier rather than a trading-only company.

After-Sales capabilityThe supplier has six R&D engineers whose responsibilities include technical support for production and after-sales service. It also has documented complaint-handling and corrective/preventive-action procedures with records, but no specific after-sales service performance or coverage details are provided.

R&D capabilityThe supplier reports new products in the past year, provides ODM services, and has an independent R&D department. Six R&D engineers handle technical confirmation, production and after-sales support, and new product development; however, no SDK is available.

Production capacityProduction support is evidenced by six quality-control staff, four quality-control test equipment units, valid contracts with associated subcontractors, inventory capability, and stated lead times within 15 working days in both peak and off seasons. The supplier also reports 172 qualified service-capability suppliers, although detailed production capacity volumes are not provided.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization. It also provides customized processing of non-standard parts and OEM one-stop solutions, demonstrating broad customization coverage.

Client casesThe supplier states that it provides OEM services for well-known brands and describes delivering complete solutions and non-standard-part processing for customer needs. No named customers, project examples, or independently verifiable case details are supplied.