How do you guarantee product quality?

The quality control department inspects every production link for each shipment, and QC reports, MTC, and mass production samples are provided upon completion.

How can I get a sample for testing?

Most screw samples are free, but we offer free or charged samples depending on the specific products.

What is the HS code for self-drilling screws?

The HS codes are 731814 and 731815.

5.5 6.0mm Hex Washer A2 Steel Bi-Metal Double Twin Thread Thin Sheet Metal Self Tapping Screws

Name: 5.5 6.0mm Hex Washer A2 Steel Bi-Metal Double Twin Thread Thin Sheet Metal Self Tapping Screws
Brand: Jiaxing Superfix Metal Co., Ltd.
SKU: 1991202772

Zhejiang, ChinaJiaxing Superfix Metal Co., Ltd.

US$100.00-160.00

500,000 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel+Carbon Steel

Shape of Head

Hexagon

Model NO.

STS002

Surface Finishing

Ruspert

Customized

Point

Sharp Point

Standard

DIN/Customized

Drive

Torx/Customized

Application

Chemical/Industry/Environmental/Household

Transport Package

Box/Carton

Specification

5.5/6x25

Trademark

Customized

Origin

China

HS Code

7318150000

Production Capacity

100 Mpcs/Month

Key features

Bi-Metal Construction: SS304/SS316 body combined with SS410/420 point for superior drilling and tapping performance.

Ruspert Coating: High corrosion resistance with Ruspert surface finishing, tested up to 500 hours salt spray.

Customizable Design: Full customization available for point, standard, drive, and application based on client needs.

Wide Material Range: Available in Stainless Steel, Carbon Steel, and Brass with various grades like 304, 316, 410.

Hex Washer Head: Hexagon head with integrated washer for secure fastening in thin sheet metal applications.

Flexible Packaging: Custom packaging options including plastic bags, boxes, and pallets with private label support.

Quality Assurance: Strict QC inspection on every production link with MTC and mass production samples provided.

Fast Delivery: Samples delivered in 3-7 days; bulk orders typically completed within 30 days.

Company profile

Jiaxing Superfix Metal Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Full Customization, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryJiaxing Superfix Metal Co., Ltd. is identified as a Chinese manufacturer/factory producing fasteners, screws, stainless steel screws, metal stamping parts, and related customized products. It reports seven production lines and experience producing SuperFix 410 stainless steel screws since 2011. The supplier offers OEM, ODM, and sample/full customization services, but has fewer than five R&D engineers, no available SDK, and no new products reported in the past year. Service coverage is limited: it has no overseas showroom, overseas agents or branches, or offline trade-show participation. Lead time is stated as one month in both peak and off-season, with multiple quotation and payment options. Financial records are referenced for 2023–2025, but the slices do not provide financial results or enough evidence to assess credibility. Quality procedures exist for supplier approval, corrective actions, and complaints, while quality assurance status is unknown. No certifications or customer case details are provided.

Supplier typeThe supplier is explicitly identified as a manufacturer/factory and a limited company based in Jiaxing, Zhejiang, China. Its listed product scope centers on fasteners, screws, stainless steel screws, metal stamping parts, and related hardware.

R&D capabilityThe supplier provides ODM services and customization, but reports no available SDK, fewer than five R&D engineers, and no new products during the past year. These stated limitations prevent a positive assessment of innovation capability.

Production capacityThe supplier operates seven production lines and offers a defined range of fasteners, screws, and metal components. It states a one-month average lead time in both peak and off-season, but the slices do not provide capacity utilization, equipment details, or verified output volume suitable for a stronger assessment.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, and flexible customization, alongside customized fasteners and related products in its product scope. It also provides ODM services, directly supporting a positive customization assessment.

Product Q&A

Q:How can I customize my products?

Attach your drawings with details (surface treatment, material, quantity, and special requirements), provide samples, or let us design based on your application needs.

Q:What is the MOQ?

It depends on standard or customized fasteners. Small quantity orders for stainless steel screws are usually acceptable.

Q:What are the payment terms?

We accept Western Union or PayPal for small accounts; for large amounts, T/T is preferred.

Q:How long is the delivery time?

Samples generally take 3-7 days; bulk orders take around 30 days, depending on quantity and product requirements.

Q:Can I customize the packaging?

Yes, packaging quantity and box printing can be customized according to your requirements, and private labels are available.