This Temporary Construction Lock Eliminates the need for costly locks. It will NOT damage to your doors or door-frames. Simply attach to a metal door frame with a minimum two-inch face, close your 1¾ inch door, apply a padlock and walk away. All screws are hidden when the door is closed. • No more chains through sheetrock • Provide effective protection by preventing theft and keeping losses down • Re-usable temporary locks that effectively secure both in-swing and out-swing doors • Mount to ASA, T-strike, full-lip, flush bolt and deadlock strike preparations • Comes with mounting holes and screws. No strike preparation is required • Can be installed in seconds. Purchase WITH Padlocks or WITHOUT Padlocks. PadLocks are Keyed alike. This is especially helpful if you're securing a building and you need multiple locks . SAME key will open ALL locks . Each Padlock comes with (2) keys