Is the product suitable for metal doors?

Yes, it can be used on both swing-in wood and metal doors.

Does the package include installation hardware?

Yes, the package includes the chain, track, and mounting hardware.

What certifications does the product have?

The product is certified under RoHS standards.

Premium 4-1/2 Inch Chain Door Lock with Brass Finish

Name: Premium 4-1/2 Inch Chain Door Lock with Brass Finish
Brand: Zhongshan City Jin Zhong Fastener Co., Ltd.
SKU: 2184499115

Guangdong, ChinaZhongshan City Jin Zhong Fastener Co., Ltd.

US$0.54

5,000 Pieces

Product profile

Customization

Available

Surface

Brass Plated

Material

Steel

Retail Pack

Card with Blister or Polybag

Screw Qty

6PCS

Transport Package

Carton

Specification

4-1/4 inch

Trademark

Paco

Origin

China

HS Code

83024100

Production Capacity

500tons/Month

Key features

Versatile Door Security: Allows viewing and ventilation while keeping the door partially locked for safety.

Durable Steel Construction: Made of high-quality steel with a brass plated finish for long-lasting performance.

Easy Installation: Includes mounting hardware and instructions for quick setup on wood or metal doors.

Wide Compatibility: Designed for swing-in wood and metal doors, often used with deadbolts.

Complete Package: Includes chain, track, and mounting hardware for immediate use.

Customization Options: Offers full, minor, and flexible customization from samples or designs.

OEM and ODM Services: Manufacturer supports both OEM and ODM services for tailored production.

RoHS Certified: Product meets RoHS certification standards for environmental safety.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience

Zhongshan City Jin Zhong Fastener Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 33 Years CertifiedNearest Port: Shenzhen Port, Zhongshan PortAverage Response Time: ≤5.88h

AI-Powered supplier vetting

SummaryThe supplier is a hardware and fastener manufacturer with stated metal-processing, hardware-trading, and import/export activities. It reports six production lines, approximately 500 tons of monthly capacity, in-house and subcontractor manufacturing contracts, inventory capability, and finished-product inspection instructions that are uniformly followed. The supplier demonstrates broad customization, ODM, and OEM capabilities, and states that it developed new products during the past year. Service-related procedures exist for corrective actions, complaint handling, supplier assessment, and quotations. However, it lacks overseas warehouses, overseas showrooms, overseas agents or branches, and reports zero countries with overseas services. It also lacks an outsourcing SOP and does not continuously reconcile production quantities by batch. No certification information or specific customer case details are provided.

Supplier typeThe supplier is identified as Zhongshan City Jinzhong Fastener Co., Ltd., with stated fastener manufacturing experience and business activities covering metal surface and heat treatment, hardware products, metal materials, construction-related metal accessories, plastics, electronic components, and import/export. This supports classification as a hardware and metal-processing manufacturer and trader.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, supplier assessment, and service quotations. However, it has no overseas warehouse, overseas showroom, overseas agent, or branch, and reports service coverage in zero countries, limiting evidence of localized overseas after-sales support.

R&D capabilityThe supplier reports new products within the past year, ODM service availability, and a technical workforce developed through extended learning and practice. It also states that an SDK is unavailable; while this may limit SDK-based collaboration, the available evidence supports product-development capability.

Production capacityProduction evidence includes approximately 500 tons of monthly capacity, six production lines, multiple listed machines and processes, finished-product inspection instructions that are uniformly followed, inventory capability, and valid manufacturing contracts with associated subcontractors. Deficiencies include no continuous batch-volume reconciliation and no standard operating procedure for outsourced manufacturing.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also reports ODM services and OEM services for well-known brands, providing strong direct evidence of broad customization capability.