Master Lock Lock Box, Resettable Combination Dials 5400DHC - The Home Depot
Boxlock action - Wikipedia
Amazon.com: Bin Buddy Steel Storage Box For Padlock | 7" x 4" x 2" Compact Design | Great For Storing Jewelry, Heirlooms, Passports, Cash, Small Valuables : Office Products
Amazon.com: Key Lock Box, Combination Lockbox with Code for House Key Storage, Combo Door Locker : Office Products
BoxLock Home - Smart Padlock for Protecting Deliveries by BoxLock, Inc. — Kickstarter