What industries do your self-tapping screws serve?

Our screws are widely used in automotive, electronics, construction, furniture, and machinery assembly industries.

A2 A4 Double End Studs Clamping Type Product Grade B Stainless Steel Double End Studs

Name: A2 A4 Double End Studs Clamping Type Product Grade B Stainless Steel Double End Studs
Brand: Ningbo Mianxuan Import &Export Co., Ltd.
SKU: 2056556285

Zhejiang, ChinaNingbo Mianxuan Import &Export Co., Ltd.

US$0.10

3,000-29,999 Pieces

US$0.05

30,000-99,999 Pieces

US$0.01

100,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Surface Finishing

Zinc Plated

Model NO.

DIN 939

Grade

Certification

ISO, GS, RoHS, CE

Customized

Thread

Unc, Unf, Un, Metric Coarse, Fine

Surface

Plain, Zinc Plated (Blue, White, Black, Yellow), N

Sales

24 Hours Online

Test

100% Tested

Package

Standard Package or Customer's Packing

Box

Customer's Brand Box/Plain Box

MOQ

Can Be Negotiated

Price

Factory Price

Shipment

by Sea / Truck / Plane / Express

Exterior Finish

Zinc Plated

Head

Double End Head

Sample

Available

Lead Time

15-30 Days

Service

One-Stop Service

Mark

Customized

Transport Package

Bulk Packaging, Small Box(Glue Box, Color Box)

Specification

M4-M52

Trademark

Mianxuan, Customized

Origin

Ningbo Zhejiang

HS Code

7318150000

Production Capacity

50000tons/Year

Key features

Comprehensive Customization: Customized thread types, surface finishes, packaging, and branding available per customer requirements.

Wide Material Options: Available in Stainless Steel, Carbon Steel, Brass, and other materials to suit various applications.

Multiple Standards Compliance: Products comply with DIN, ISO, ASME, JIS, and ANSI standards for global compatibility.

Rigorous Quality Testing: 100% tested for torque, hardness, thread precision, and salt spray corrosion resistance.

Fast Sample Availability: Free or low-cost samples provided for quality and dimension confirmation before mass production.

Flexible Packaging Solutions: Standard bulk cartons, custom boxes, barcoded packaging, and customer brand boxes available.

Competitive Factory Pricing: Direct factory prices with negotiable MOQs to suit different order volumes.

Diverse Shipment Methods: Flexible shipping via sea, truck, plane, or express delivery from Ningbo, Zhapu, or Shanghai.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceR&D CapabilitiesODM Services

Ningbo Mianxuan Import &Export Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2014-07-01Nearest Port: Ningbo, Zhapu, ShanghaiAverage Response Time: ≤1.56hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryNingbo Mianxuan Import & Export Co., Ltd. is identified as a China-based manufacturer/factory offering vehicle parts, CNC machining, stamping, casting, die-casting, fasteners, plastic, and rubber products. It reports TS 16949 and ISO 9001 certifications, more than 10 production lines, 6–10 quality-control staff, and shipment inspection reports with material certificates. The supplier provides 3D software design, ODM, and several customization options, but reports no new products in the past year, no SDK, and no OEM service for popular brands. Service-management documentation is weak: no written procedures or records are reported for assessments, corrective actions, or complaint handling. It has no in-stock capability, overseas warehouse, or overseas showroom. Financial records are indicated for 2023–2025, but their results are not provided, so financial credibility cannot be determined. No customer cases are supplied.

Supplier typeThe supplier is explicitly identified as a manufacturer/factory and limited company in Ningbo, Zhejiang, China. Its stated scope covers fasteners, metal products, machinery, vehicle parts, CNC machining, stamping, casting, die-casting, plastic, and rubber parts, indicating broad manufacturing and industrial-product coverage.

CertificationsThe supplier reports holding TS 16949 and ISO 9001 management-system certifications. It also states that each shipment will include an effective inspection report and corresponding material certificate, providing explicit evidence of documented quality-related controls.

After-Sales capabilityThe supplier reports no written procedures or records for service-capability assessment, corrective and preventive actions, or effective customer-complaint handling. It also lacks in-stock service, overseas warehouse, and overseas showroom capabilities, indicating a documented weakness in after-sales and service infrastructure.

Production capacityThe supplier reports more than 10 production lines, 6–10 quality-control staff, and a product range spanning vehicle parts, CNC machining, stamping, casting, die-casting, fasteners, plastic, and rubber parts. It is located near Ningbo and Shanghai ports and reports 21 qualified suppliers, but has no inventory capability and peak-season lead-time data is inconsistent or unclear.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, 3D software design services, and ODM services. These statements provide direct evidence of broad product and design customization capability.

Product Q&A

Q:What thread standards do you follow?

Our screws comply with DIN, ISO, ANSI, and JIS standards, and can also be customized according to customer drawings.

Q:How do you pack the screws for export?

Standard packing includes bulk cartons with inner boxes or small polybags, placed on pallets for container shipping. Custom boxes or barcoded packaging are available.

Q:Do you provide samples before mass production?

Yes, we offer free or low-cost samples for quality and dimension confirmation prior to order.

Q:How do you control product quality?

Every batch is tested for torque, hardness, thread precision, and salt spray corrosion resistance, following ISO 9001 quality system standards.

Q:Do you offer OEM or customized production?

Yes. We can produce screws according to samples, technical drawings, or specific drive/head combinations, and offer custom packaging and labeling.