What are the payment terms?

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How long is the lead time?

The average lead time is one month for both peak and off-peak seasons.

What is the salt spray test duration?

The product passes a 48-hour salt spray test.

C1022A Fine Thread Bugle Head Black Cheap Drywall Gypsum Board Self-Tapping Screw

Name: C1022A Fine Thread Bugle Head Black Cheap Drywall Gypsum Board Self-Tapping Screw
Brand: QINGDAO ZONGYU INDUSTRY AND TRADE CO., LTD.
SKU: 761592352

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

US$600.00-800.00

25 Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Drywal Screw

Model NO.

drywall screw

Groove

Standard

DIN, ANSI

Usage

Metal and Wood

Head

Round Bugle Head

Length

25-150mm

Size

4.2mm

Transport Package

Sea Worth Packing

Specification

all model

Trademark

zongyu

Origin

China

HS Code

7318140090

Production Capacity

1000t/Month

Key features

Material Composition: Made of hardened Carbon Steel C1022A for durability.

Head Design: Round Bugle Head shape suitable for gypsum board installation.

Thread Options: Available in fine thread for metal keel and coarse thread for wood.

Surface Treatment: Black phosphated, galvanized, HDG, Zinc, or painted options.

Corrosion Resistance: Salt spray test passes 48 hours for reliable performance.

Hardness Standards: Surface hardness 560-653HV and core hardness 289-449HV.

Customization Support: OEM and ODM services available with customization from designs.

Factory Capacity: Annual productivity over 10,000 tons from a 12,000 sqm facility.

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: ≤3.62h

AI-Powered supplier vetting

SummaryThe supplier is a Qingdao-based manufacturer and trading company with a broad registered business scope covering mechanical equipment, metal products, automotive parts, plastic products, building materials, and import/export activities. It reports ISO 9001, 14001, and 18001 certification history, eight production lines, 50 quality-control staff, and stated production capacity for several nail categories. The supplier offers customization from designs and samples, ODM, and OEM services for well-known brands. However, it reported no new products in the past year, lacks overseas warehouses, showrooms, agents, or branches, and has weak documented service-management controls: no written service-assessment or corrective-action procedures and no complaint-handling records. Financial information is identified for 2021–2023, but the slices do not provide performance values, so financial credibility cannot be fully assessed.

Supplier typeThe supplier operates as a manufacturer and trading company: its registered scope includes sales and import/export activities, while its factory information reports eight production lines and product-specific output. Its company description also states more than 20 years of development and business relationships across Europe, America, Southeast Asia, and Africa.

CertificationsThe supplier states that it passed ISO 9001, ISO 14001, and ISO 18001 international management-system certifications in 2001. This is explicit certification evidence, although the slice does not provide current certificate validity or renewal details.

After-Sales capabilityThe supplier has a complaint-handling procedure but no written complaint records, and it lacks written procedures or records for service-capability assessment and corrective/preventive actions. It has participated in the Canton Fair but reports no overseas warehouses, showrooms, agents, or branches, limiting evidence of structured overseas after-sales support.

R&D capabilityThe supplier reports ODM capability, an available SDK, and one internationally recognized design award. However, it also states that no new products were developed in the past year; this indicates some design and development resources but limited recent product-innovation evidence.

Production capacityThe supplier reports eight production lines, 50 quality-control staff, and stated annual outputs of 10,000 tons each for U-type, roofing, twisted, clout, and common nails. It also reports a one-month average lead time in both peak and off-season, supporting evidence of established production capacity, though the stated output figures are supplier-reported and not independently verified.

Customization capabilityThe supplier explicitly provides customization from customer designs and samples, ODM services, and OEM services for well-known brands. These statements directly demonstrate multiple forms of customization and contract-manufacturing capability.