Prime-Line U 9515 Door Hole Cover Plate &ndash; Maintain Entry Door Security by Covering Unused Hardware Holes, 2-5/8&rdquo; Diameter, Finished in Gray Primer MAINTAIN SECURITY  Use this door hole cover plate to help maintain security and privacy on entry doors where the knob latch or deadbolt hardware is no longer being used. Cover up the holes that may allow for unwanted entry or invasion of privacy, and keep doors looking great! CONCEAL HOLES  This door hole cover plate can cover bores and holes from 1/2 diameter up to 2-1/8 EASY INSTALLATION  With only two fasteners to install, installation is quick and easy, and the door hole cover plate can conceal most bores and holes for additional security and privacy HEAVY DUTY  Made of heavy-duty gauge steel with a gray finish, this door hole cover provides peace of mind and extra security, plus its durable and made to last SIZING  This door cover plate has a 2-5/8 outside diameter and fits on doors up to 1-3/4 thick.