Durable Construction: High‑quality zinc alloy and steel material, waterproof and high tensile strength. Steel Shackle: The solid steel lock beam is strong and durable, greatly improving safety. Lock beam diameter approx. 6mm/0.24in. Anti Theft Password: The mechanical password can effectively prevent quick cracking, and the tongue hook design is more pick‑proof. Wide Application: Old people and children can use it, suitable for gym cabinets, gates, tool boxes, luggage, suitcases, etc. High Reliability: 10 digits push button padlock with flat bottom design, one‑piece molding, stable, durable, strong and reliable.