Exclusive SilvaBond antimicrobial protected finish * Security sets provide deadbolt and keyed entry knob that work with the same key * Six-way adjustable latch fits all doors: 2-3/8" or 2-3/4" backset, square rounded corners, or drive in. * Dependable security, meets Ansi grade 3 standards * 2 Way adjustable latch - base level grade 3