HILLMAN M-12 House/Office Key Blank 137 M12 Single For USPS Mailbox locks

Compatible with some USPS Mailbox locks, this key is a durable and cost effective way to ensure the safety of your office or home. The wide, flat head makes gaining a strong grip easy. This key can be customized with a quick trip to your local hardware store. With a bright, long-lasting finish, this key is multifunctional and reliable.