The best choice for inexpensive home security installation, the XFORT thumbturn cylinder lock offers enhanced security without costly handle upgrades or extra security devices. The thumb turn euro cylinder lock is packed full of security features including anti-bump, anti-drill, and anti-pick protection. Designed to keep burglars out, this 6 pin budget euro cylinder can be fitted to any external or internal door. It has the "Secured by Design" approval by the Association of Chief Police Officers to ensure ultimate safety and protection from the most popular break-in methods. Each cylinder lock comes with three keys. This item should be fitted by a locksmith or someone trained.