General description The CSPARKV 4pcs 90 Degree Folding Door/Shelf Hinges are designed for various furniture applications, providing a smooth and quiet operation. Made from cold-rolled solid steel plate and nickel-plated for enhanced durability, these hinges are rust-proof and corrosion-resistant. Technical specifications Material: Cold-rolled solid steel plate Finish: Nickel-plated on both sides Installation Easy to install with a screwdriver No drilling required Usage Suitable for kitchen cabinet doors Ideal for wardrobes, TV cabinets, bookcases, and wine cabinets Facilitates easy replacement of old hinges