Kit contains: A set of 10 packs (5 pairs) of concealed hinges, screws included. Material: Made of high-quality stainless steel with a nickel-plated surface for long-lasting durability. Scope of application: The hinges are suitable for connecting kitchen cabinet doors, wardrobes, bookcases, wine coolers, TV cabinets, and other doors. These hinges are ideal for furniture with a front frame. Easy to install: Easy to install, simple to adjust with just one turn of a screwdriver. The soft-close hinges are equipped with a mechanism that, once activated, allows the cabinet doors to gently close before they are fully closed.