Description
Product Overview
HOSOM’s 12-pack of matte black square door hinges provides a complete hardware solution for interior door installations. Each hinge measures 3.5 inches in length and width, constructed from high-quality steel with a matte black finish that resists rust and corrosion. The set includes 12 hinges, 72 pieces of #9 3/4-inch screws, and one #9 1-1/2-inch screw, ensuring you have all necessary components for a seamless setup. With an ANSI Grade 1 certification, these hinges meet rigorous standards for durability and performance, making them suitable for residential and light commercial use. The square corner design and six-hole mounting pattern offer stability and a modern aesthetic, while the removable pins simplify door removal for cleaning or renovations.

Usage
These hinges are designed for standard interior doors in various settings, including bedrooms, bathrooms, cabinets, storage rooms, basements, and garages. Homeowners, DIY enthusiasts, and professional contractors can rely on them for new installations or replacements, thanks to their universal compatibility with most door types. The hinges support smooth, silent door movement, reducing noise in high-traffic areas like living spaces or offices. Ideal for remodeling projects or routine upgrades, they enhance functionality without requiring specialized tools, making them accessible for users of all skill levels.
Why Choose Us
HOSOM door hinges stand out due to their ANSI Grade 1 certification, which guarantees superior strength and longevity compared to standard hinges. The heavy-duty steel construction and matte black finish provide exceptional resistance to wear, rust, and corrosion, ensuring reliable performance in humid environments like bathrooms. Our removable pin design sets us apart by allowing easy door detachment for maintenance, painting, or adding door stoppers, saving time and effort. Backed by positive customer reviews and a high best-seller rank in door hinges, HOSOM delivers trusted quality that meets the demands of everyday use.
Key Features
- ANSI Grade 1 certified for maximum durability and load-bearing capacity
- Removable pin design enables hassle-free door removal and maintenance
- Heavy-duty steel construction with matte black finish for rust and corrosion resistance
- Universal 3.5-inch square size with six-hole mounting for stable, secure installation
- Includes all necessary screws for quick setup and smooth, silent operation
FAQ
What doors are these hinges compatible with?
These hinges are designed for standard interior doors, including those for bedrooms, bathrooms, cabinets, and garages. They fit most common door sizes and types, provided the door thickness aligns with standard dimensions.
Are the hinges easy to install without professional help?
Yes, installation is straightforward with basic tools like an electric drill. The included screws and clear mounting holes allow for quick setup, making it suitable for DIY projects.
Do the hinges come with all necessary hardware?
Absolutely, the set includes 12 hinges, 72 pieces of #9 3/4-inch screws, and one #9 1-1/2-inch screw, covering everything needed for a complete installation.
How does the removable pin feature work?
The pins can be easily detached by lifting them out, allowing you to remove the door without unscrewing the hinges. This is ideal for cleaning, painting, or installing accessories like door stoppers.
Are these hinges resistant to rust?
Yes, the steel material and matte black finish provide excellent rust and corrosion resistance, especially in moist areas, thanks to the ANSI Grade 1 certification.




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