MAINTAIN SECURITY – Use this hole filler plate to maintain security and privacy on entry doors where the knob latch or deadbolt hardware is no longer being used; this door plate has a 2-5/8 inch outside diameter and fits on doors up to 1-3/4 inch thick CONCEAL HOLES – This door knob hole cover plate can cover holes from 1/2 inch in diameter up to 2-1/8 inch; the door hole filler plate covers up any holes that may allow for unwanted entry or invasion of privacy, and keeps doors looking great EASY INSTALLATION – With only two fasteners to install, installation is quick and easy and the deadbolt hole cover can conceal most bores and holes HEAVY DUTY – Made of heavy-duty gauge steel with an antique brass finish, this deadbolt hole cover plate provides peace of mind and extra security; plus, the door hole cover is durable and made to last PRIME-LINE GRADE – We specialize in repair and replacement hardware products for your home; Prime-Line’s commitment to quality results in repairs that look as good as the initial install, making us the go-to solution for our loyal customers