They're called keyed-alike locks and are sold in many big name hardware stores. It's something homeowners need to know. "You might need three locks, but there may be 10 on the shelf, they are all ...

Keyed-alike locks are exactly how they sound: one key opens several locks. At places like Home Depot or Lowe’s, they are often sold as multi-packs. As one Reddit user said in a r/Lockpicking ...