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Countersunk Head Self-Drilling Screws with Wings / Flat Head Winged Self-Drilling Screws

Name: Countersunk Head Self-Drilling Screws with Wings / Flat Head Winged Self-Drilling Screws
Brand: Anhui Linghong Hardware Technology Co., Ltd.
SKU: 2156589592

Anhui, ChinaAnhui Linghong Hardware Technology Co., Ltd.

US$0.0001-0.01

100,000 Pieces

Product specifications

Color

Size

Sample price:US$0.00/kp.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Shape of Head

Countersunk Head

Model NO.

Carbon Steel Screw

Surface Finishing

Colored Zinc Plating

Certification

ISO

Customized

Head Marking

Customized

Inspection Method

Initial Inspection+Routine Inspection+Random Inspe

OEM/ODM

Yes

Sample

Freely Supplied

Sop

Yes

Transport Package

Carton Boxes + Pallets

Specification

Customized

Origin

China

Production Capacity

500 T/Month

Key features

Integrated Alignment Wings: Keeps screw centered during drilling, preventing drift and ensuring a flush finish.

No Pre-Drilling Required: Wings shear off after penetrating metal, allowing the drill point to cut through substrate directly.

High Corrosion Resistance: Made from high-strength carbon steel with galvanized finish for indoor and outdoor use.

Superior Pull-Out Strength: Features deep, hardened threads designed for reliable and weatherproof connections.

Customizable Options: Offers customized head marking, inspection methods, and OEM/ODM services.

ISO Certified Quality: Manufactured under ISO 9001, ISO 14001, and ISO 45001 quality assurance systems.

Professional Flush Finish: Flat countersunk head sits flush with the surface for a clean, professional appearance.

Time-Saving Installation: Designed to reduce installation errors and save time in roofing and structural projects.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceQuality AssuranceManagement Certification

Anhui Linghong Hardware Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.27h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 69 employees offering screws and reporting combined manufacturing and service capabilities. It demonstrates broad customization, ODM, recent new-product activity, technical engineering support, and available R&D documentation. Quality-control instructions, complaint-handling procedures, corrective and preventive action procedures, and finished-product inspection instructions are documented and followed. The supplier has inventory capability, valid manufacturing contracts with associated subcontractors, export capability, and experience providing OEM services to well-known brands. However, it reports no overseas warehouse, showroom, agents or branches, offline trade-show participation, or SDK availability. Financial information is inconsistent across the provided records, so financial credibility cannot be conclusively assessed.

After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective and preventive actions, and its technology engineers provide technical support for production and after-sales service. Nevertheless, it has no overseas warehouse, showroom, agents, or branches, and reports overseas service coverage in 0 countries.

R&D capabilityThe supplier reports new products within the past year, ODM capability, multiple design-service options, engineering responsibility for new-product design, and auditable R&D documentation. It lacks an available SDK, which limits evidence of software-development support but does not negate the demonstrated product R&D capability.

Production capacityThe supplier has documented quality-control assurance, uniformly followed finished-product inspection instructions, inventory capability, valid contracts with associated subcontractors, self-operated import/export rights, and accepted FOB, CIF, CFR, and EXW terms. The listed facility equipment includes metallographic embedding and grinding machines.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These options are reported consistently in both the R&D and design-capability records.

Client casesThe supplier reports providing OEM services for well-known brands, which is direct evidence of at least one category of customer experience. No brand names, project details, product quantities, or independently verifiable case information are provided.