3.5" Door Hinges, 1/4" Radius

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Price range: $4.99 through $45.9931% OFF

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Estimate delivery times: 10-20 days (International), 1-3 days (United States).

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Specifications

Standard 3.5″ Interior Hinge — 3.5″ x 3.5″ hinges with 1/4″ radius corners and 6-hole pattern, sized for most residential interior doors.
Solid Iron Construction — Thick, flat-iron leaves provide reliable strength, stability and long-term durability.
Smooth & Quiet Operation — Plain-bearing knuckles and precise alignment help reduce wobble and squeaks for a comfortable door swing.
Premium Finish Options — Matte Black, Brushed Nickel, Satin Brass and other finishes to match TDCHINGES / TDC door levers, knobs and locks.
Upgraded Screws Included — Matching wood screws plus extra-long screws (up to approx. 2-1/5″) help secure hinges firmly, especially when reusing existing holes.
Versatile Applications — Ideal for bedroom, bathroom, hallway and closet doors; also suitable for cabinets, utility rooms and light outdoor buildings when appropriate.

Hinge Size	3.5″ x 3.5″ (89mm x 89mm)
Corner Radius	1/4″ radius (R1/4)
Mount Type	Full mortise; standard residential door prep
Holes per Leaf	6-hole configuration
Material	Solid iron / steel
Bearing & Pin	Plain bearing; riveted removable pin (pin can be driven out from bottom as shown in product images)
Available Finishes	Matte Black, Brushed Nickel, Satin Brass, other coordinated finishes (varies by product option)
Pack Options	Multi-pack configurations (e.g. 1 Pack, 3 Pack, 24 Pack, 30 Pack, 42 Pack, etc.); see pack selector on this page.
Included Screws	Color-matched mounting screws for each hinge; includes upgraded standard-length screws and extra-long screws for enhanced holding power.
Recommended Hinges per Door	Typically 3 hinges per standard interior or exterior door (check local code / door weight).
Certifications*	Selected models tested to ANSI/BHMA standards for durability and finish (see specific product details if applicable).
Use Cases	Interior doors, office doors, bedrooms, bathrooms, closets; suitable for residential and light commercial projects.
Installation	Fits doors and frames prepped for 3.5″ hinges with 1/4″ radius. Align hinge with mortise, fasten screws; use extra-long screws on jamb side when replacing old hardware.

Confirm hinge size, corner radius and hole pattern match your existing door prep before installation.
Use appropriate tools and follow installation diagrams; improper installation may affect door alignment or load capacity.
For heavy or exterior doors, verify hinge rating and quantity meet project requirements.

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