Schlage B62CSSK V 626 B62CSV626 Cylinder Deadbolt, Brushed Chrome For more than 95 years, Schlage has offered durable door hardware in a range of unique style combinations to express any personality Guaranteed to fit on existing, standard pre-drilled doors Unique Snap & Stay design holds deadbolt in place while tightening screws Deadbolt thrown or retracted by key from either side Lock and finish backed by limited lifetime warranty 3-hour UL listed Maximum security deadbolt is ANSI/BHMA Grade 1 and offers superior protection against attacks by crowbar, hammer, wrench, saw, lock pick, and kick-in Unique Snap 'n' Stay design holds the deadbolt in place for easy installation Designed for standard door prep (fits existing pre-drilled holes)