If you want a bump key, then you can get it from walmart, walgreens, etc. Using bump keys are another common way to open a deadbolt lock easily.
Use the second bobby pin, broken in half, toward the top of the lock and move it back and forth.
How to unlock a deadbolt from the outside. In the lock, you need to hit the end of the key by inserting the keys, and by using a screwdriver. Start by inserting the closed looped side of one bobby pin into the bottom portion of the lock. Use the second bobby pin, broken in half, toward the top of the lock and move it back and forth.
Unlocking a deadbolt using bumping keys is the most popular idea for many decades. How to unlock a deadbolt from the outside you have to insert the looped side of the bobby pin to unlock the deadbolt door lock easily, on the bottom side of the lock. This motion should set the pins and cause the deadbolt to unlock.