DEADBOLT LOCK: Stylish and elegant, the Callan Double Cylinder Deadbolt Lock is keyed on both sides of the door and can only be locked or unlocked via the two included keys; ideal for use on doors with glass to prevent break-ins ADDED SECURITY: This deadbolt set meets BHMA security grade 3 requirements and is made of durable zinc; the door deadbolt lock comes standard with a round corner latch faceplate and 1-inch throw with hardened steel bolt EASY TO INSTALL: Perfect for DIYers & professionals alike, this deadbolt lock set is easy to install; installation requires only a Philip’s head screwdriver, & the deadbolt installation kit comes with easy to follow instructions & necessary hardware STYLISH & DURABLE: This deadbolt offers elegant style to complement a wide assortment of decor themes; the deadbolt door locks bronze finish coordinates perfectly with other bronze entry knobs and levers WHERE STYLE MEETS SECURITY: Located in Georgia, Delaney combines superior products with great value to bring a touch of Southern Hospitality to every room in your home; we’re here for every step of your journey with expert customer service