Bi-Fold Non-Mortise Hinge 3 in Brass Prime-Line N7025 3-Pack Steel 3x1.31x0.125 in The Prime-Line N7025 bi-fold non-mortise door hinge is a surface-mounted hardware solution designed for quick, tool-efficient installation on interior wood bi-fold doors. Made from durable steel with a brass-plated finish, each 3-inch hinge features a fixed pin and non-self-closing action, ensuring smooth, quiet operation without automatic closure. The non-mortise design eliminates the need for recessing into door or jamb edges, making it ideal for retrofits, repairs, or new installations where time and simplicity matter. Each hinge includes four pre-drilled mounting holes and comes with all necessary screws. Sold in a 3-pack (each pack contains three sets of 2 hinges, totaling 6 hinges), this product supports full installation on three standard bi-fold door pairs. Note: not recommended for use with ACQ-treated lumber due to potential corrosion. Features - Surface-mounted non-mortise design?no chiseling or mortising required - Brass-plated steel construction for strength and decorative finish - Fixed pin, non-self-closing action for controlled door movement - Dimensions: 3 in L x 1.31 in W x 0.125 in thick - Four mounting holes per hinge for secure attachment - Includes all mounting screws for immediate installation - Compatible with standard interior wood bi-fold doors - Pack contains 3 sets (6 total hinges) for three door pairs - 1-inch hinge radius for smooth articulation - Not suitable for ACQ or chemically treated lumber Specifications - Brand Name: Prime-Line - Model Name: Prime-Line N7025 - Part Number: N7025 - Product Type: Bi-Fold Non-Mortise Door Hinge - Material: Steel with Brass Plating - Finish: Brass - Length: 3 in - Width: 1.31 in - Thickness: 0.125 in - Hinge Radius: 1 in - Mounting Type: Surface Mount - Pin Type: Fixed - Closing Type: Non-Self-Closing - Number of Hinges per Set: 2 - Package Quantity: 3 sets (6 hinges total) - Includes Hardware: Yes - Application: Interior wood bi-fold doors - Country of Origin: China - UPC: 049793870254 - Global Trade Identification Number: 00049793870254 - Manufacturer: Prime-Line Products Product Application These hinges are used by homeowners, handymen, and contractors installing or repairing interior bi-fold doors in closets, pantries, laundry rooms, and small room dividers where space-saving operation is essential. The surface-mount design allows for fast replacement of worn or damaged hinges without modifying the door or frame?ideal for older homes or rental property maintenance. The brass finish complements traditional and transitional hardware styles, while the fixed-pin mechanism ensures panels stay aligned during repeated use. Designed specifically for dry, indoor environments, they deliver reliable performance on standard 1-3/8" to 1-3/4" thick wood doors. The 3-pack configuration supports complete hardware replacement for multiple doors, offering efficiency and consistency across projects without the complexity of mortising or specialized tools.