What is your quality assurance process?

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

What is the minimum order quantity?

The minimum order quantity is 1 Kg.

Where are you located?

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

Durable Automotive Hexagon Head Bolts with Enhanced Threading

Name: Durable Automotive Hexagon Head Bolts with Enhanced Threading
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2194796145

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

Stainless Steel

Type

Socket Cap Head

Model NO.

DIN 933

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

8.8/10.9/12.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Standards

DIN912

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ISO9001

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Name

Hex Bolt

Service

OEM ODM Custom Service

Sample

Availabe

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

ISO Certified Manufacturer: Established in 2009 with ISO certification and rigorous two-stage quality assurance protocols.

Flexible Customization: Offers full customization from samples and designs for standards, finishes, and dimensions.

Wide Material Options: Available in carbon steel and stainless steel to meet diverse industrial requirements.

Diverse Finish Choices: Includes Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide options.

Global Market Experience: Serves clients in North America, Europe, Asia, and the Middle East with 15 years of export history.

Free Sample Availability: Provides 1-3 pcs of standard specification samples for free with express shipping options.

Comprehensive Product Range: Covers hex bolts, machine screws, locking nuts, washers, and precision CNC-machined components.

Multiple Payment Terms: Accepts T/T, LC, D/P, PayPal, and Western Union to accommodate various trade needs.

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: ≤4.97h

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 you provide samples?

Free samples are available (1-3 pcs standard specification). Express shipping via DHL/UPS/FedEx is supported. Customized samples take 15 working days. Sample cost is 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 copy. For orders under $1,000 USD, full advance payment is recommended. We also accept SWIFT transfer, LC at sight, D/P, PayPal, and Western Union.

Q:What materials are used for the bolts?

The bolts are manufactured using carbon steel and stainless steel to ensure durability and corrosion resistance for various applications.

Q:Do you offer customization services?

Yes, we offer flexible customization including full customization from samples and designs. We can adjust standards, finishes, and dimensions according to customer requirements.

Q:What is the delivery time?

Delivery time is normally 30-40 days. During peak season, lead time is one month, while off-season lead time is also one month.