3 Inch Matte Black Round Door Hinges Heavy Duty Interior Hinges For Hollow Core Doors 3X3 Fits 1 3/8 Inch Thick Doors With Mounting Screws 18 Pack Clean Lines Zero Rattle Design

Matte black heavy duty interior door hinge package
✔️ 3" x 3" hinge fits 1-3/8" door with included fasteners

You get eighteen matte black plates designed for lightweight room dividers. They work best on hollow core closet doors that swing indoors only. The smooth square edges blend neatly with fresh paint. Simply line up the holes to complete the project yourself.

✅ Three inch by three inch metal leaf build
✅ Rounded corners pair nicely with flat wall trim
✅ Handles 1-3/8 inch thick residential door frames
✅ Comes with twelve matching fasteners for rapid installs
✅ Works reliably inside bedrooms and closets daily

💡 How do standard rectangular hinges maintain steady support on hollow panels?

This handy hardware bridges frame gaps securely using basic wood screws. Align the barrel axis straight to keep swings smooth for years. The flat contact area distributes weight evenly across thin jamb edges.

- Sturdy zinc alloy resists bending under daily load cycles
- Tapped knuckles minimize friction during high traffic openings
- Consistent drill spacing prevents crooked installation gaps✝️