This 208-page manual covers everything about 7 and 8-pin tubular locks: picking, decoding, bypass techniques, and key cutting. You'll find 256 photos showing each process step-by-step, from initial plug manipulation to final key duplication.
Specific coverage of Chicago round locks, ACE and Fort key-changeable systems, and 137-configuration locks used on vending machines. Learn both destructive and non-destructive opening methods depending on the situation. Includes depth and spacing charts for key cutting.