What certifications do your products have?

Our products are certified under ISO9001:2008 and meet DIN, ISO, and GB standards.

What are the payment terms?

We accept T/T (30% deposit, balance against B/L copy) and LC at sight.

What are the available sizes for the screws?

Diameters range from M2 to 64, and lengths are available from 12mm to 200mm.

Best Selling Carbon Steel Hex Head Self Drilling Screw with EPDM Washer

Name: Best Selling Carbon Steel Hex Head Self Drilling Screw with EPDM Washer
Brand: QINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.
SKU: 2133086252

Shandong, ChinaQINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.

US$0.01-1.00

100 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Shape of Head

Hexagon

Surface Finishing

Zinc Plated

Certification

ISO

Customized

Usage

Metal and Wood

Head

Hex, Wafer, Cross, Pan, Truss Head

Transport Package

Sea Worth Packing

Specification

all model

Trademark

zongyu

Origin

China

HS Code

7318140090

Production Capacity

1000t/Month

Key features

Versatile Material Options: Available in Carbon Steel, Stainless Steel (304, 316, etc.) for diverse applications.

Customized Head Shapes: Offer Hex, Wafer, Cross, Pan, and Truss head styles to meet specific needs.

Wide Size Range: Diameters from M2 to 64 and lengths from 12mm to 200mm available.

High Efficiency Installation: Self-drilling design eliminates need for pilot holes, saving time and resources.

Durable EPDM Washer: Features Neoprene Rubber EPDM bonded washer for superior sealing and weather resistance.

OEM/ODM Services: Full customization available from designs or samples with factory direct pricing.

ISO Certified Quality: Manufactured under ISO9001:2008 standards with strict random visual inspection.

Fast Delivery: Standard delivery within 15-20 working days or 30 days per container.

Company profile

Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedNational Award received

QINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 5 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.73h

AI-Powered supplier vetting

SummaryThe supplier, Qingdao Zongyu, has a comprehensive business scope including sales of various products and import/export activities. They have been operating for over 20 years and are ISO certified. Despite not having overseas warehouses or agents, they have participated in international trade shows such as the Canton Fair. Their production capability is robust, with significant output across multiple nail types. However, their after-sales service procedures lack documentation, and their financial capacity and overseas service capabilities remain unclear.

Supplier typeThe supplier is involved in sales of mechanical equipment, metal products, automotive parts, and import/export activities. They have joined the Sino-African Chamber of Commerce and have been in operation for over 20 years.

CertificationsThe supplier holds ISO 9001, 14001, and 18001 certifications, indicating compliance with international quality, environmental, and occupational health standards.

After-Sales capabilityThe supplier has procedures to handle customer complaints but lacks written documentation for corrective actions and service capability assessments.

R&D capabilityThe supplier has OEM capabilities, has won one internationally recognized design award, and offers SDK for R&D, indicating some level of innovation.

Production capacityThe supplier operates 8 production lines with an annual output between US$10 Million - US$50 Million, indicating strong production capability.

Customization capabilityThe supplier offers OEM services for popular brands, demonstrating customization capabilities.

Client casesThe supplier has established business relations in Europe, America, Southeast Asia, and Africa, suggesting a broad customer base.