Suitable for all kinds of door panels with thickness 15-18mm and hole diameter 26mm. Each lock is equipped with 4*screws, 1*spare cover and 1*stripping bracket High quality workmanship: The lock knob is made of solid zinc alloy and plastic, durable, clean, burr-free, rust-proof and corrosion-resistant, can be used for a long time Easy installation: Equipped with spare screws and lock covers and a stripping bracket for easy installation, all you need to do is screw in the hole (26mm diameter) and tighten it. Easy operation: It is easy to open and close the lock, no key required, just press the button to close or open the lock. Wide application: well suited for home doors, wooden boxes, desks, drawers, closets, cabinets, used as door lock, shed lock, cupboard lock, etc.