Use the wrenches to adjust the soft close tension of hinges to accommodate lid of different weights lid hinge will hold lid open until you want to close Never worry about having to lid hinge anymore It is widely used as wood box hinges, such as toy box hinges, chest hinges, and also suitable for overhead kitchen cabinets, wardrobe lid Make of Zincs Alloys for maximums resistance and durability, guaranteeing highly Strong load-bearing capacity, and metal connectors replace clip, Manufacturer: Bottone