What is the minimum order quantity?

The minimum order quantity is 1 Kg.

Where are you located?

We are a precision manufacturing factory based in Ningbo, China, a strategic port city with world-class logistics.

What is your warranty policy?

Warranty details are not specified in the current product description.

Premium Black Oxide Flat Head Screws for M2, M3, M4 Sizes

Name: Premium Black Oxide Flat Head Screws for M2, M3, M4 Sizes
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2201444225

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

US$0.10-1.00

10,000 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Warranty

Model NO.

CNC PART

Condition

New

Certification

CE, RoHS, ISO9001

Standard

DIN, ASTM, GOST, GB, JIS, BS

Customized

Material

Alloy

Application

Metal Recycling Machine, Metal Cutting Machine, Metal Spinning Machinery, Metal Processing Machinery Parts, Metal forging Machinery, Metal Engraving Machinery, Metal Drawing Machinery, Metal Coating Machinery, Metal Casting Machinery

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ISO9001/SGS

Package

Customer'require

Delivery Time

15-30

Transport Package

Customization

Specification

customization

Trademark

customization

Origin

Zhejiang

HS Code

732690

Production Capacity

100000000

Key features

Comprehensive Customization: Offers flexible customization from samples, designs, and full customization options.

Diverse Material Standards: Meets DIN, ASTM, GOST, GB, JIS, and BS standards using high-quality alloy materials.

Global Certification: Certified by CE, RoHS, and ISO9001 for international quality and safety compliance.

Wide Application Scope: Suitable for metal recycling, cutting, spinning, forging, engraving, and casting machinery.

OEM/ODM Services: Welcomes OEM and ODM inquiries with bespoke products tailored to client specifications.

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

Rigorous Quality Control: Implements two-stage QA including dimensional verification and salt spray analysis.

Flexible Payment Terms: Accepts T/T, LC, D/P, PayPal, and Western Union for various order sizes.

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 a sample?

Free samples (1-3 pcs standard specification) are available. 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 certifications do you have?

Our products are certified with CE, RoHS, and ISO9001. We also offer SGS certification upon request.

Q:Do you offer customization services?

Yes, we provide flexible customization including options from samples, designs, and full customization. Finishes include passivation, zinc plating, black, plain hdg, and yellow.

Q:What is the delivery time?

Standard delivery time is 15-30 days. Customized samples require 15 working days.