1、High Quality Material: Laminated padlock is made of high quality steel and brass material, high strength, waterproof, sturdy and durable. 2、Excellent Craft: Lock beam adopts heat treatment hardened steel, chrome plating, sawing resistant, can withstand harsh external environment. 3、Code Adjusting Rod: Change the code by the code adjusting rod, effectively avoid messing up code due to misoperation, resulting in the abandonment of the lock. 4、Size: The diameter of shackle is approx. 8mm/0.31in, the length is approx. 173mm/6.81in, and the width is approx. 49mm/1.93in. 5、Wide Application: 4 digit combination padlock can be used for residential gates, sheds, workshops, garages, storage lockers, tool boxes and more.