Installation: Requires a 20mm diameter hole for the knob. Suitable for doors/drawers with a thickness of 15-18mm. Mounting screw pitch: 37mm. Easy to use: Without a key, the button can be used to lock the door, and pressing it can be used to close it. In addition to opening and closing doors, it can also be used as a cabinet handle. Attractive: Our keyless push button lock can be closed and opened without a key, and can also be used as a pull handle to open the door. Convenient switch, beautiful appearance, elegant color. Material: Most of the lock body is made of plastic, and the collarbone is made of zinc alloy. With plated surface compared with ordinary locks, our door lock is not easy to rust after long-term use. Built-in nails can withstand strong pressure. Widely used: Can be widely used in RVs, caravans, boats, camper vans, trailers, cabinets, kitchen cabinets, drawers and cupboard doors to ensure a firm closure. Number of pieces supplied: 10 luckymeet