With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
Tell us about yourself!
All you need to do is use a bolt lock that needs the key to lock or unlock. Problem solved, you can't leave home without the keys.
Let your inbox help you discover our best projects, classes, and contests. Instructables will help you learn how to make anything!
© 2016 Autodesk, Inc.