Premium Black Phosphate Drywall Screws for Anti-Corrosion Durability

Name: Premium Black Phosphate Drywall Screws for Anti-Corrosion Durability
Brand: Tianjin Zhenxiangyude International Trading Co., Ltd.
SKU: 2136107122

Tianjin, ChinaTianjin Zhenxiangyude International Trading Co., Ltd.

US$0.05

5,000 Pieces

Product profile

Customization

Available

Material

Carbon Steel

Type

Bugle Head

Model NO.

Drywall Screw

Groove

Cross

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, JIS

Grade

12.9

Finish

Black, Zinc, Plain, Zinc Plated, Nickel Plated, Ga

Measurement System

Inch, Metric

Thread Type

Fine Thread

Brand Name

OEM/ODM

Model Number

Black Fine Thread Drywall Screw

Transport Package

Box

Specification

Customizable Size

Trademark

Origin

Tianjin, China

HS Code

7318150000

Key features

Anti-Corrosion Durability: Black phosphate surface treatment provides excellent corrosion resistance for long-term use.

High Strength Grade 12.9: Made from carbon steel with Grade 12.9 strength, ensuring reliable fastening performance.

OEM/ODM Customization: Supports OEM/ODM branding and customized finishes including black, zinc, and nickel plating.

Versatile Application: Suitable for plasterboard, gypsum board, lightweight walls, metal fastening, and wood studs.

Professional Engineering Support: Free engineering assistance and drawing creation available for custom fastener requirements.

100% Quality Inspection: Every finished product undergoes 100% visual inspection by packing staff before shipment.

Direct Manufacturer Supply: Direct sales from factory with no middlemen, ensuring competitive pricing and quality control.

Flexible Packaging Options: Offers bale packing (25kgs/bag) or box/carton/pallet packing based on customer requests.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceCustomization from Samples100% Finished Products Inspection

Tianjin Zhenxiangyude International Trading Co., Ltd.

Tianjin, China

Business Type: Trading Company CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 11years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤9.61h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier offers a broad range of screws, rivets, bolts, and nuts, with drywall screw output stated at 100,000 tons and reported export markets across South America, Southeast Asia/Mideast, and North America. It reports lead times within 15 workdays in both peak and off-peak seasons, but has fewer than five quality-control staff and staff experience totaling three years. Quality assurance and raw-material traceability are reported, although complaint handling, supplier assessment, and corrective-action procedures lack written procedures or records. The supplier reports no inventory, overseas warehouse, showroom, agent, or branch service capability. R&D resources are limited: no patents, private mold capability, professional technical supplier capability, or 3D design services are reported; customization is available from samples. Financial credibility cannot be confirmed because the supplied financial records show zero values, which conflict with other reported production and company-profile...

Supplier typeThe supplier is presented as a building-material manufacturer with six factories and five branch offices, while its stated product scope centers on drywall screws, self-tapping screws, self-drilling screws, wood screws, machine screws, rivets, bolts, and nuts. Its business scope also includes broader hardware, building-material, mechanical-equipment, and other product sales, indicating a manufacturer with a broad trading and sales scope.

After-Sales capabilityAfter-sales and service-management evidence is weak: complaint handling has no written procedures or records, and service-capability assessment and corrective/preventive-action mechanisms are also undocumented. The supplier reports no inventory, overseas warehouse, showroom, overseas agent, or branch service capability, although quality assurance and material traceability are stated.

R&D capabilityThe supplier reports zero R&D patents, no private mold-design capability, no professional technical-supplier capability, and no 3D software design services. Although the company description claims quality and innovation, the specific capability data shows limited documented innovation resources.

Production capacityProduction capability is supported by reported drywall screw output of 100,000 tons, a stated lead time within 15 workdays in both peak and off-peak seasons, and a company profile citing six factories. However, fewer than five quality-control staff and limited documented operating procedures indicate constraints in production-control support, while the supplied data does not independently verify the claimed factory network or output.

Customization capabilityThe supplier explicitly provides customization from samples. However, it reports no private mold-design capability and no 3D software design services, so customization appears dependent on customer-provided samples rather than supplier-led engineering or design development.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a trading company with cooperated factories.

Q:What is your delivery time?

Usually is 15-30 days after received advance payment.

Q:Do you provide samples? is it free or extra?

We'd like to provide free samples for standard fasteners, but clients need to pay the express charges.

Q:I need a customized fastener, but it's not on your website. What do I do?

Please send us your request with detailed drawings or photos, then we will make the quotation for you accordingly.

Q:I'm not sure what screws I should be using or I need a little engineering help. Do you guys offer assistance?

Yes, we have professional engineer to help you, and can make the drawings for you if necessary. So, just please let us know your detailed requirements.