The National Locksmith Guide to Modern Safe Opening - Robert G. Sieveking - Locksmith Course Resource Plates BACKSET: 2-3/4” standard or 2-3/8”

BACKSET: 2-3/4” standard or 2-3/8” optional

DOOR THICKNESS 1 3/4” BACKSET 31/32”

Continental: S180144109

Cutter High-Speed Steel (HSS)

clear color images in low light environments

The National Locksmith Guide to Modern Safe Opening - Robert G. Sieveking - Locksmith Course Resource Plates BACKSET: 2-3/4” standard or 2-3/8”The National Locksmith Guide Modern Safe Opening Book Modern Safe Opening is a very complete guide to opening modern safes. The book begins by defining the various types of wheel locks found in modern safes. This establishes a common vocabulary for the rest of the book. Consideration is given to understanding the reason for the lockout, and the various avenues open, that will affect the opening. Hole locations (drill sites) and the reasons for each