What are your terms of payment?

We accept T/T and L/C for general orders, and PayPal or Western Union for small orders or sample orders.

Can we print our own logo on the products or packaging?

Yes, we can customize cartons according to customer requests and print your logo on the cartons or products as per your requirements.

What is your daily production capacity?

We can produce nearly 200,000 to 300,000 pieces per day, ensuring timely delivery for large volume orders.

Hardware Steel Hex Flange Washer Head Ruspert Dacromet Self Drilling Screw

Name: Hardware Steel Hex Flange Washer Head Ruspert Dacromet Self Drilling Screw
Brand: Ningbo Oukailuo Hardware Co., Ltd.
SKU: 2279157865

Zhejiang, ChinaNingbo Oukailuo Hardware Co., Ltd.

US$0.005-5.00

50,000 Pieces

Product specifications

Specification

Sample price:US$0.50/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

OKL-S41

Groove

Hexagon

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

4.8

Product Name

Dacromet Self Drilling Screw

Keywords

Self Drilling Screw

Drive Type

Hex

Thread Type

Self Tapping Thread

Surface Finish

Zinc Plated (Carbon Steel) / Natural (Stainless St

Diameter Range

3.5mm,3.9mm,4.2mm,4.8mm,5.5mm,6.3mm

Length Range

13mm - 230mm

Point Style

Drill Point

Feature

Corrosion Resistant, Anti-Loosening, High Torque T

Application

Construction Industries,Furniture, Automotive

Standard Compliance

DIN, ISO, ANSI/ASME, JIS

Transport Package

Standard Packaging or Customized

Specification

Standard Specifications or Customized

Trademark

OUKAILUO

Origin

Zhejiang, China

HS Code

7318150000

Production Capacity

300000000PCS/Year

Key features

Superior Corrosion Resistance: Dacromet zinc flake coating offers better rust protection than traditional galvanization with no hydrogen embrittlement risk.

Self-Drilling Efficiency: Sharp drill-style tail penetrates metal sheets, steel profiles, or wood directly without pre-drilling, saving installation time.

High Mechanical Strength: Made from high-strength carbon steel or 410 stainless steel, ensuring excellent durability and drilling performance.

Secure Hex Flange Design: Hex flange head increases torque transfer and prevents over-driving for secure fastening in various applications.

Customizable Appearance: Extensive color options available to perfectly match metal roofing or siding for a seamless aesthetic appearance.

Versatile Application Range: Ideal for construction, automotive, furniture, and outdoor infrastructure, including high-corrosion coastal environments.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceODM Services

Ningbo Oukailuo Hardware Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 14 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤3.64h

AI-Powered supplier vetting

SummaryThe supplier is a professional integrated enterprise with a strong focus on quality, customization, and customer satisfaction. They manage the entire value chain from R&D to after-sales service but lack overseas infrastructure and certain sustainable development practices. Financial data is available, but no specific certification information is provided.

Supplier typeThe supplier is an integrated enterprise with capabilities in R&D, production, and sales, strategically located in Ningbo for logistical advantages.

After-Sales capabilityThe supplier offers comprehensive after-sales services as part of their integrated approach.

R&D capabilityThe supplier has developed new products in the past year and offers ODM services, indicating strong innovation capabilities.

Production capacityThe supplier has comprehensive production capabilities, including OEM services for well-known brands.

Customization capabilityThey offer customization from samples and have ODM services, showing flexibility and capability in meeting custom requirements.

Product Q&A

Q:What is the surface finish of the screws?

The screws feature a Dacromet (zinc flake coating) finish, which provides superior corrosion resistance compared to traditional galvanization. Other options include Zinc Plated, Nickel Plated, or Stainless Steel 304.

Q:What materials are used for these self-drilling screws?

The base material is high-strength carbon steel or 410 stainless steel. We also offer Stainless Steel 304/316 options for specific requirements.

Q:What are the available diameter and length ranges?

Diameter ranges from 3.5mm to 6.3mm (metric standard). Length ranges from 13mm to 230mm, with custom non-standard lengths available upon request.

Q:Do you provide free samples?

Yes, we offer free samples for regular products. For customized screws, bolts, tooling, and moulding, charges apply. Note that courier charges for free samples are not included.

Q:What is the delivery time for orders?

If goods are in stock, delivery is within 2-5 days. For 1-2 containers, it takes 25-35 days. For larger urgent orders, we can prioritize production.