Out of the common style of locks, which are the best type of locks, and how does the ANSI grading system work?
ANSI Grading System For Door Locks
The American National Standards Institute, abbreviated as ANSI, has established three grades for door locks to help identify the quality and durability of locksets and deadbolts. Each lock must pass rigorous testing for operation, security, cycles, door strikes, and weight testing. An ANSI rating of Grade 1 is the best. Read more