What is the material composition?

The screws are made from hardened carbon steel C1022A.

Where is the shipping port?

The nearest port for shipping is Qingdao Port.

Black Phosphated Bugle Head Phillips Gypsum Drywall Screw

Name: Black Phosphated Bugle Head Phillips Gypsum Drywall Screw
Brand: QINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.
SKU: 2097627892

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

US$800.00-1,000.00

3 Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Drywal Screw

Model NO.

Drywall Screw

Groove

Cross

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI

Usage

Metal and Wood

Head

Round Bugle Head

Product Name

Drywall Screw

Transport Package

Sea Worth Packing

Specification

all model

Trademark

Origin

China

HS Code

7318140090

Production Capacity

1000t/Month

Key features

Customizable Surface Treatment: Options include black phosphated, grey phosphated, galvanized, HDG, zinc, yellow zinc, and painted finishes.

High Hardness Steel: Made from hardened carbon steel C1022A with surface hardness of 560-653HV for superior strength.

Versatile Size Range: Available in diameters 3.5-4.8mm and lengths 13-200mm to suit various drywall installation needs.

OEM/ODM Support: Full customization services available from designs and samples, including head style and usage.

Corrosion Resistance: Passes 48H salt spray test, ensuring durability in humid or temperature-variable indoor environments.

Flush Finish Design: Round bugle head ensures flush mounting, facilitating seamless plastering or painting without protrusions.

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: ≤2.76h

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.