Here we have up for sale an ORIGINAL, 1969, Shur-Lok Corporation engineering brochure set for locknuts, fasteners, etc.... Brochure set has neat illustrations as well as having in-depth information for Shur-Lok fasteners. Also included is a hand signed letter by K Bailey Sales Department (please see pics). Both the literature and the letter are in nice shape. FREE S & H. Thanks for viewing....Triple K