The Platinum 3 STAR EURO lock-YS3-4545NTT-Thumbturn Cylinder is a high security door lock designed to provide peace of mind against break-ins. With features such as anti-snap, anti-bump, anti-pick, anti-drill, and anti-extraction, this cylinder offers robust protection for your home or security door. Made from durable nickel material with 100,000 cycles of endurance testing, this thumb-turn cylinder from the Yale Superior range comes with 1 cylinder, 1 screw, and 3 keys, ensuring you have everything you need to keep your property safe. With a unique dimples and groove design, this lock provides a high level of security to keep you and your loved ones secure.