These door locks are suitable for all door types including wooden, metal, UPVC, patio door lock, composite doors. They can be used as replacement locks or where new installation is required. The high-quality cylinder features anti-pick, anti-drill, without costly handle upgrades or extra security devices with this door lock barrel. to give you peace. Smooth surface, bright color, and good anti-theft performance The cylinder lock features an anti-pick design with a minimum of three anti-pick pins in each side, making it extremely difficult for common burglars to pick the lock. and anti-bump protection to give you peace of mind and proper home security. These door locks are suitable for all door types, including timber doors, metal doors, UPVC, patio door locks, French doors, and composite doors. They may be employed as replacement locks or where new installations are required.