General description The CSPARKV 4pcs 90 Degree Folding Door/Shelf Hinges are designed for various furniture applications, providing a reliable and smooth operation for doors and shelves. Made from cold-rolled solid steel plate and nickel-plated on both sides, these hinges are rust-proof and corrosion-resistant, ensuring durability and longevity. Technical specifications Material: Cold-rolled solid steel plate Finish: Nickel-plated on both sides Angle: 90 degrees 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 smooth and quiet door movement