What materials are used for the shoulder screw?

The body is made of SUS303 stainless steel, the pin is SUS420 with 55HRC hardness, and the spring is SUS304.

Do you offer free samples?

Yes, we provide free samples for new customers to test quality before placing a bulk order.

Bulk Purchase Discount Stainless Steel Special Shoulder Screw M6

Name: Bulk Purchase Discount Stainless Steel Special Shoulder Screw M6
Brand: Dongguan Zhengchen Hardware Co., Ltd.
SKU: 2074379212

Guangdong, ChinaDongguan Zhengchen Hardware Co., Ltd.

US$0.85

1 Piece

Product profile

Customization

Available

Material

Stainless Steel

Head Style

Flat

Model NO.

ZGMSB

Standard

DIN

Selling Units

Single Item

Single Gross Weight

0.050kg

Measurement System

Metric

Pin Material

SUS420

MOQ

100PCS

Body Material

SUS303

Spring Material

SUS304

Product Name

Shoulder Screw

Pin Hardness

55HRC

Thread Type

Zgmsb

Package

PE Bag+Label+Carton

Temperature Tolerable

-30~260c

Finish

Clean

Application

Machinery

Single Package Size

13.5X8.5X9.5 Cm

Trademark

Origin

Guangdong, China

Key features

OEM/ODM Customization: Supports full customization from samples, designs, and flexible minor adjustments.

ISO9001 Certified Quality: Manufactured under ISO9001:2015 system with 6 QA inspectors and traceable materials.

Fast Delivery Time: Standard delivery within 7-15 days; peak/off-season lead time within 15 workdays.

Low Minimum Order: Minimum Order Quantity is just 1 PCS, ideal for testing and small batches.

Durable Stainless Steel: Constructed with SUS303 body and SUS420 pin, rated 55HRC hardness.

Flexible Payment Terms: Accepts T/T, PayPal, Western Union, LC, D/P, and small-amount payments.

Free Sample Service: Offers free samples for new customers to verify quality before bulk ordering.

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: ≤3.99h

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.