JIW 18 Pack Matte Black Door Hinges - 3.5 x 3.5 Inch, 1/4-Inch Radius

Elevate interior doors with a reliable hinge upgrade

Upgrade your doors with JIW’s 18-pack matte black door hinges. Each hinge features a 3.5-inch square footprint with a 1/4-inch radius, delivering a clean, contemporary look that complements modern interiors. The full mortise design ensures a tight fit, while the matte finish helps conceal fingerprints and minor wear in high-traffic spaces. The included hardware and thoughtful engineering aim to support smooth, dependable operation without demanding special tools or complicated steps.

Key features at a glance

• 3.5" x 3.5" full mortise hinges with 1/4" radius corners
• Six-hole mounting pattern for secure installation on interior doors
• Includes 108 screws for quick setup and fewer trips to the hardware store
• Hinges rotate up to 270 degrees when installed per guidelines
• Non-removable riveted pin adds extra security and stability
• Durable iron construction with a matte black finish for lasting style
• Versatile across rooms—bedrooms, offices, apartments, hotels, and more

Versatile use cases and installation tips

These hinges are designed for interior doors but can also suit cabinets, wardrobes, drawers, and other lightweight applications where a standard 3.5-inch hinge is appropriate. They’re compatible with a wide range of door styles and frame configurations.

• Residential: bedrooms, living spaces, and storage doors
• Commercial: offices, dorms, hotels, studios
• Outdoor potential: eligible for covered exterior installations in certain environments with proper sealing

What to expect after upgrading

With the matte black finish, the hinges maintain a modern look while helping conceal minor scuffs. The robust iron body supports long-term use, and the precision bearings aim to provide smoother operation and reliable alignment over time.

Product details and notes

Package includes the 18 hinges and 108 screws. A note on installation: ensure your door and frame are aligned and use the appropriate screws for your material. The hinged system is designed to be sturdy without being overly heavy to handle.