The lock bolt is in the mailbox does not always withstand the encroachment of the feeder bullies. Too primitive its form is thin and the iron from which it is made.
But if you replace the stock bolt with steel plate cross-section 20×3 mm, bent as shown, so just the box, no one will open.
Recommend to read
BOX WITH BRAKE
One careless movement the child pulled the box out of the wall, and all content from a crash is on the floor. But the blame and not so much the baby, as the Pope: it is easy to do in the...
UNDER A TREE… IN THE HOUSE
There are many different designs of flower stands and brackets for houseplants. However, the green area in the house will be more attractive if the role of stand-pendants flower pots to...