Keyed Different Round Padlock One order comes with a pack of 4 keyed padlocks and keys. Each pack including 1 padlock fits 2 keys. In order to add the security of the keyed padlock, the keys in each pack are different. Dimension 2-3/4 inch wide lock body; 3/8 inch diameter shackle with 5/8 inch length, 3/4 inch width. Widely Used For indoor and outdoor use. This round padlock is well used for public storage lockers, pods, storage units, garages and sheds, trailers, moving trucks and more. Strength and Security The disc lock with stainless steel construction and chrome-plated hardened steel shackle, increased strength and security. Heavy Duty Round Padlock Made of stainless steel and heavy duty chrome-plated hardened steel shackle, rust and corrosion resistant, for indoor and outdoor application. Note: The data are all manually measured, please allow 1-3cm error. Due to differences in light and display, there may be some color differences, please refer to the actual item received.