1. Description Suited profile cylinder is keyed into lock case and is fastened with screws, which retracts the latch and operates deadbolts with a double turns. The deadbolts are operated by key from either side. Reversible latch bolt is operated by key or handle from either side. Latch and deadbolts are bright nickel-plated. 2. Package: Each lock is packed into one small carton. 20 small cartons are packed into one big carton. 3. Accessory One piece of cylinder, One set of screws