1: Heavy duty solid zinc alloy latch, stainless steel rosette, meet ANSI Grade 3 standard.
2: This Door Lock is the perfect way to keep your home protected. For indoor and outdoor use, or used for heavy-duty commercial exterior entry doors.
3:Adjustable Latch fits 60mm or 70mm door( 2 3/8 inch or 2 3/4 inch); Home door lock door thickness 1 3/8"(35mm) to 1 3/4"(44mm)
4: The inside locked by turn-button, outside with same keys open.
5: Easy Installation: Package come with every part you need, Easy replacement installation with any Phillips screwdriver, instructions included.