What quality assurance measures do you implement?

We use a two-stage protocol: pre-production sampling with dimensional verification and full batch inspection including torque testing, salt spray analysis, and material certification before loading.

What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1 Kg.

Are you a manufacturer or trading company?

We are a manufacturer and trading company established in 2009, with vertically integrated production facilities and ISO certification.

High-Quality Coach Screws DIN 571 for Wood Projects

Name: High-Quality Coach Screws DIN 571 for Wood Projects
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2195625065

Zhejiang, ChinaNingbo Yinzhou Sokun Import and Export Co., Ltd.

US$0.10

1,000-4,999 Pieces

US$0.09

5,000-9,999 Pieces

US$0.08

10,000-49,999 Pieces

US$0.06

50,000+ Pieces

Product profile

Customization

Available

Material

Carbon Steel, Stainless Steel

Type

Hexagon Head

Model NO.

DIN 571

Groove

Manufacturing According to Standards or Requiremen

Connection

Common Bolt

Head Style

Hex

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

8.8/10.9/12.9

Standards

DIN 571

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ISO9001/SGS

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Name

Wood Screws

Service

OEM ODM Custom Service

Sample

Availabe

Transport Package

Cartons & Pallets or According to Customer''s Requ

Specification

Trademark

SOKUN

Origin

Zhejiang

HS Code

7318150000

Production Capacity

100000000

Key features

DIN 571 Standard Compliance: Manufactured strictly according to DIN 571 standards for hexagon head wood screws.

Premium Material Options: Available in Carbon Steel and Stainless Steel with grades 8.8, 10.9, and 12.9.

Flexible Customization: Supports OEM/ODM services with customizable sizes, finishes, and standards.

Diverse Surface Finishes: Options include Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide.

Rigorous Quality Assurance: Two-stage protocol including pre-production sampling and full batch torque/salt spray testing.

ISO Certified Manufacturer: Established in 2009, ISO-certified with vertically integrated production facilities.

Free Sample Availability: 1-3 free standard samples available; cost refundable upon bulk order confirmation.

Global Shipping Capability: Located in Ningbo/Shanghai with 15 years export experience and flexible Incoterms.

Company profile

High Repeat Buyers ChoiceODM ServicesR&D CapabilitiesProduction Process Visualization

Ningbo Yinzhou Sokun Import and Export Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.56h

AI-Powered supplier vetting

SummarySokun is a limited company with 21 employees, related companies, and product coverage including fasteners, machined parts, and stamping parts. It supports customization from samples and designs, offers ODM services, and reports OEM service for well-known brands. Quality processes include quality assurance, documented inspection instructions, and complaint-handling records, although finished-product inspection is random and only one quality inspector is reported. Production-related strengths include in-stock capability, CNC and punching equipment, and one-month stated lead times in both peak and off-season periods. Key limitations are the absence of a valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, branches, agents, or showrooms, and no documented R&D audit materials, new products in the past year, or R&D patents. Financial credibility cannot be determined from the provided information.

After-Sales capabilityThe supplier has a clear customer-complaint procedure with followed records and accepts several quotation and payment terms. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas services, limiting evidence of localized after-sales support.

R&D capabilityThe supplier provides ODM and multiple customization-based design services, but reports no new products during the past year, no available SDK, no R&D audit documentation, and zero R&D patents. These facts indicate design support but limited documented evidence of independent innovation.

Production capacityProduction evidence includes CNC and punching equipment, in-stock capability, one-month lead times in both peak and off-season, and a product scope aligned with machined and stamping parts. Nevertheless, there is no valid manufacturing-capacity contract with related subcontractors, which creates a documented capacity-governance weakness.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, flexible customization, and minor customization, and also offers ODM services. This is direct evidence of broad customization capability.

Product Q&A

Q:What materials are available for these wood screws?

We offer Carbon Steel and Stainless Steel options, with strength grades including 8.8, 10.9, and 12.9.

Q:Can the screws be customized to specific requirements?

Yes, we provide OEM/ODM services. Customization is available for standards, sizes, finishes (e.g., Zinc Plated, Galvanized), and packaging based on customer requirements.

Q:What is the standard delivery time for bulk orders?

Normally, delivery takes 30-40 days. Lead times may vary between one month and three months depending on the season and order volume.

Q:Do you provide free samples for testing?

Yes, we provide 1-3 free standard specification samples. Express shipping costs are covered by the customer's account, and the sample cost is refundable upon bulk order confirmation.

Q:What are the payment terms for orders?

Standard terms are 30% T/T deposit with 70% balance against the Bill of Lading copy. For orders under $1,000 USD, full advance payment is recommended. We also accept LC, D/P, PayPal, and Western Union.