- st. louis, United States
- May 26th
THIS IS BOOK # 3, BOOKS 1 AND 2 ARE ON OTHER AUCTIONS OF MY SITE. I/C core format stands for interchangeable cores, an I/C core, is a lock insert that's only removable with a special proper key normally maintained by security or building owners and is very versatile in the field. It allows you or security to quickly change the locks pinning by replacing the old core with a new previously keyed one in less than 3 seconds, as long as you have the special authorized change key.
