Our finest line of door hardware ever: Collections by Weiser. Weve taken 100 years of experience and crafted our most distinctive line of products, in the latest styles and finishes, with the highest level of security available for your home. Collections by Weiser deadbolts boast Grade I security with a 1 full brass bolt and titanium alloy throw bolt core. The deadbolts have free spinning guards to deter wrench attacks, anti-pry shields, anti-pick top pins, along with ball bearing embedded cylinder cores for uncompromised security. Only SmartKey locks come with "Bump Guard" protection - making it virtually unpickable.