Come and see our amazing products.This ia made of Zinc Alloy, high quality,4-dial combination lock design for increasing the security, each lock can be set to your own combination code. With a steel shackle, strong and durable.Combination code can be reset as often as you want, with up to 10000 different combinations. It can be used for lockers, luggage, toolboxes, etc. 3" L x 1 3/5" W x 4/5" H Pls confirm further with us if any query about packing info, inventory status and time schedule.