What is the surface treatment of the wing nuts?

The surface treatment is polishing.

Premium DIN314 Stainless Steel Wing Nut Fasteners for Secure Locking

Name: Premium DIN314 Stainless Steel Wing Nut Fasteners for Secure Locking
Brand: Taizhou Fengye Metal Products Co., Ltd.
SKU: 2103114605

Jiangsu, ChinaTaizhou Fengye Metal Products Co., Ltd.

US$0.05

1,000-9,999 Pieces

US$0.03

10,000-99,999 Pieces

US$0.01

100,000+ Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Standard

DIN

Model NO.

DIN314

MOQ

1000PCS

Packing

Carton+Pallet

Delivery Time

7-15 Working Days

Measuring System

Metric

Sample

Available

Application

Industry

Model Number

M3-M12

Advantage

OEM Customized Service Provided

Item

China Fastener

Certificate

CE, SGS, ISO

Surface Treatment

Polishing

Product Name

Wing Nut

Service

OEM/ODM

Quality

High Practicability

Type

Wing Nut -Square Wing

Grade

4/ 4.8

Specification

M3-M12

Trademark

Fengye

Origin

Jiangsu, Taizhou

Production Capacity

15tons/Month

Key features

Premium Material: Made from high-quality stainless steel for durability and corrosion resistance.

Wide Size Range: Available in M3 to M20 sizes to meet various industrial fastening needs.

OEM/ODM Service: Full customization support including samples, designs, and flexible options.

Certified Quality: Products certified with CE, SGS, and ISO standards for reliability.

Fast Delivery: Efficient production with a lead time of 7-15 working days.

Secure Locking: Designed for secure locking with high practicability in industrial applications.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityQuality AssuranceR&D Capabilities

Taizhou Fengye Metal Products Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 11 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.85h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing, export, service, quality-control, and R&D capabilities. It supports full and flexible customization of metal non-standard products and has launched new products within the past year, although its R&D team consists of two engineers and no SDK is available. The supplier holds ISO9001:2015 and CE certifications, maintains written procedures for supplier assessment, corrective actions, and complaint handling, and reports inventory capability and lead times within 15 working days in both peak and off-season periods. It has valid contracts with associated subcontractors and 78 qualified suppliers. Overseas service coverage is limited: it has no overseas warehouse, showroom, agent, branch, or listed service countries. Customer evidence includes OEM service for well-known brands and an 80%–100% repeat-buyer preference, but no cooperation with Fortune 500 companies is reported.

Supplier typeThe supplier is classified as a combined company and presents manufacturing, export trade, service, quality-control, and R&D capabilities. Its stated offering focuses on customized metal non-standard products, including stainless steel screws.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification. These are explicit certifications supporting management-system and product-compliance capability.

After-Sales capabilityThe supplier has written procedures and followed records for handling customer complaints, as well as corrective and preventive actions. However, it reports no overseas agents or branches and no overseas service countries, limiting evidence of international after-sales coverage.

R&D capabilityThe supplier reports new products within the past year, ODM services, and two R&D engineers. It does not provide an available SDK, but the reported product-development activity and R&D staffing explicitly demonstrate some innovation capability.

Production capacityThe supplier reports valid manufacturing contracts with each associated subcontractor, inventory capability, 78 qualified suppliers, and average lead times within 15 working days in both peak and off-season periods. Its stated ability to produce customized metal non-standard products further supports production capability.

Customization capabilityThe supplier explicitly offers customization from samples, customer designs, full customization, minor customization, and flexible customization. It also states that its team can customize metal non-standard products according to customer drawings.

Client casesThe supplier reports OEM service for well-known brands, an 80%–100% repeat-buyer preference, and participation in the China Yiwu International Hardware and Electrical Appliances Fair. It reports no cooperation with Fortune 500 companies, and no specific customer names or detailed case studies are provided.