Scope of application: Lever lock / locker lock / furniture locks. – Fixing Nut 10. – Usage: Open hole 18mm, unscrew the screws and then set the nut and lock tongue can be. – Key 20pcs. 🔐 Multiple Sizes (20/25/30mm):Available in three different lengths (20mm, 25mm, and 30mm) to fit a variety of cabinets, drawers, and other applications.