Collated Drywall Screw 3.5*25 Black Phosphated Zinc Plated

Name: Collated Drywall Screw 3.5*25 Black Phosphated Zinc Plated
Brand: Tianjin Yiren Import & Export Co., Ltd.
SKU: 2085686152

Tianjin, ChinaTianjin Yiren Import & Export Co., Ltd.

US$0.001-0.005

1,000 Pieces

Product profile

Customization

Available

Material

Stainless Steel

Type

Bulge Head

Model NO.

Screw

Groove

Cross

Connection

Common Bolt

Head Style

Round

Standard

DIN

Grade

4.8

Usage

Ceiling Joists, Wall Studs, Wood, Metal Tracks

Product Name

Collated Screws

Head Type

Customized

Size

Customized

Transport Package

Small Box, Carton, Pallet

Specification

1-1/2" (38mm)

Trademark

YiRen

Origin

China

Company profile

High Repeat Buyers ChoiceFast DeliveryODM ServicesProduct Certification

Tianjin Yiren Import & Export Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 6 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier has two production lines, in-stock capacity, quality assurance, and an ODM offering with sample-based customization. It has exported for six years, serves multiple overseas regions, and accepts several trade and payment terms. However, it is not identified as a professional technical supplier, provides no 3D software design or SDK, reported no new products in the past year, and has only one year of R&D engineer experience stated. Management and quality-system documentation is weak: no certification is listed, no approved-supplier list or written service-assessment procedure exists, corrective-action and complaint-handling procedures are undocumented, and material traceability is absent. It also lacks overseas agents, branches, warehouses, showrooms, and offline trade-show participation. Financial information is present for multiple years, but the slices do not establish financial strength or credibility.

Supplier typeThe supplier is associated with manufacturing equipment including nail-making, cold-upding, silk-rubbing, and heat-treatment machines. It is explicitly described as not being a professional technical supplier, while its stated design approach is customization from samples.

CertificationsThe supplier management-system certification field is listed as NIL. This is explicit evidence that no certification is reported in the provided information.

After-Sales capabilityThe supplier has in-stock service capacity and accepts multiple quotation and payment terms, but it has no overseas agents or branches, warehouses, or showrooms. Complaint handling and corrective/preventive-action processes have no written procedures or records, limiting evidence of structured after-sales support.

R&D capabilityThe supplier offers ODM services, but does not provide 3D software design, has no SDK, reported no new products in the past year, and lists only one year of total R&D engineer experience. These stated limitations indicate weak demonstrated innovation capability.

Production capacityThe supplier operates two production lines, has in-stock capacity, and reports quality assurance, with peak- and off-season lead times within 15 workdays. Nevertheless, it lacks a valid contract with associated subcontractors, does not continuously reconcile production quantities, has no outsourcing SOP, and has no raw-material traceability identification.

Customization capabilityThe supplier explicitly provides customization from samples and offers ODM services. However, it does not provide 3D software design services, so the evidence supports sample-based customization but not advanced digital design support.