What is the minimum order quantity?

The minimum order quantity is 1 Kg.

What materials do you use for your products?

We use carbon steel and stainless steel, with finishes including Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide.

Secure and Reliable Tamper-Proof Bolts for Industrial Use

Name: Secure and Reliable Tamper-Proof Bolts for Industrial Use
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2192432915

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

Security Bolt

Connection

Common Bolt

Head Style

Pan Head

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

Finish

Zinc, Plain

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ISO9001/SGS

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Transport Package

Cartons & Pallets or According to Customer''s Requ

Specification

Trademark

SOKUN

Origin

Zhejiang

HS Code

7318150000

Production Capacity

100000000

Key features

ISO Certified Manufacturer: Established in 2009 with ISO certification and comprehensive R&D capabilities.

Flexible Customization: Full customization available from samples, designs, or specific requirements.

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

Free Sample Availability: 1-3 standard pieces available for free with express shipping options.

Global Market Reach: Serving clients across North America, Europe, Asia, and South America since 2009.

Rigorous Quality Control: Two-stage protocol including pre-production sampling and full batch torque testing.

Diverse Product Portfolio: Industrial fasteners and solar mounting systems with UL-certified components.

Competitive Payment Terms: Flexible options including 30% T/T deposit, LC at sight, and PayPal.

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: ≤5.09h

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 (1-3 pcs) are available. 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. For orders under $1,000, full advance payment is recommended. LC and PayPal are also accepted.

Q:What is the delivery time?

Normally 30-40 days. Peak season lead time is one month, while off-season is also one month.

Q:Do you offer customization services?

Yes, we offer flexible customization from samples, designs, or full customization based on customer requirements.

Q:What quality assurance protocols do you follow?

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