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Master Keying Textbook Second Edition
Author: by Don O'Shall
Item: do-mkt-1  Price: $60.00  Add to cart    

This easy to read, comprehensive manual is intended to take you from beginner through intermediate in a matter of only a few days. Based upon the popular two day course and the original Practical Master Keying of Pin Tumbler Locks from 1981, but fully updated and using all approved terminology whenever possible.