Tubular Lock Service Book | The National Locksmith

Description

Complete guide to servicing tubular lock systems used in vending machines, bicycle locks, and security applications. Covers picking, disassembly, decoding, destructive and non-destructive bypass methods, and advanced key making for 7-pin and 8-pin configurations.

Addresses 137-key systems, Chicago UL cylinders, and key-changeable tubular cylinders from Fort and Ace. 256 photos, tables, and detailed illustrations for complete understanding. 208 pages, perfect bound.