What is your minimum order quantity?

The minimum order quantity is 1 Kg.

What is your production capacity?

We have a production capacity of 300 tons per month.

Where is your company located?

We are located in Ningbo, a major port city in China, with excellent transportation infrastructure.

Extra Large Flat Head Heavy-Duty Screws for Industrial Use

Name: Extra Large Flat Head Heavy-Duty Screws for Industrial Use
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2200548525

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

Type

Allen Bolt

Connection

Common Bolt

Head Style

Socket Countersunk Head

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Zinc, Plain

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ASME B18.3, ISO 10642

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Transport Package

Cartons & Pallets or According to Customer''s Requ

Specification

Allen Bolt

Trademark

SOKUN

Origin

Zhejiang

HS Code

7318150000

Production Capacity

100000000

Key features

Comprehensive Material Options: Available in Stainless Steel (A2, A4, 314, 316), Low/Medium Carbon Steel, and Alloy Steel.

Extensive Size Range: Sizes span from M5x10mm to M100x3000mm to meet diverse industrial requirements.

Diverse Surface Finishes: Options include Passivation, Zinc Plating, Black, Plain, HDG, Yellow, Chrome, and Nickel Plating.

Flexible Customization: Full customization available from samples or designs with flexible options.

Global Standard Compliance: Meets DIN, ANSI, GB, JIS, BSW, and GOST standards with ASME and ISO certifications.

High Monthly Capacity: Production capacity reaches 300 tons per month to ensure timely delivery.

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

ISO Certified Manufacturer: Established in 2009 with vertically integrated facilities and expert engineering teams.

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: ≤4.70h

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:Can I get a sample before placing a bulk order?

Yes, free samples (1-3 pcs) are available for standard specifications. Customized samples can be prototyped within 15 working days. Sample costs are refundable upon bulk order confirmation.

Q:What are the payment terms?

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

Q:What is the typical delivery time?

Normally, delivery takes 30-40 days. During peak seasons, lead time is one month, while off-season lead time is also one month.

Q:Do you offer customization services?

Yes, we provide flexible customization including full customization from samples or designs, as well as ODM services.

Q:What standards do your products comply with?

Our products comply with DIN, ANSI, GB, JIS, BSW, and GOST standards, and we hold ASME B18.3 and ISO 10642 certifications.