PRO-LOK is an American manufacturer based in Orange, California, specializing in security hardware and locksmith tools. They offer a wide range of products including lock pick sets, key cutting machines, entry tools, car opening kits, key machines, and security hardware. PRO-LOK is known for its high-quality materials, best manufacturing practices, and decades of industry knowledge. They also provide custom solutions for security hardware and offer repair services for key machines. Additionally, their Entry Armor division manufactures security door hardware like latch protectors, wrap plates, and strike plates.