Latches *Automatic door bolt, spring loaded, pull ring bounce, easy installation. *Provides enhanced security for doors, gates and casement. *Wonderful replacement for replacing your old or wearable one *Wide Applications: Toggle Clamps is suitable for lock-free,handle-less boxes,cabinets,lockers,doors,vehicles etc. *Drill hole in the wall, fix the screw at the hole after confirming the position and tighten it, finally debugging the latch hasp repeatedly.