32nd of an Inch Bolts - History & Lore

Today we're digging in to the history of US bolt & nut standards, to try and figure out where those weird /32nd size sockets came from. Check out the full Tool Lore playlist here:    • Tool Lore   Join this channel to get access to perks:    / @ballinator   Genius xx/32nd Sockets on Amazon: https://amzn.to/4kpBAxs (As an Amazon Associate I earn from qualifying purchases) Further Reading: https://www.sizes.com/tools/thread_hi... https://progress-is-fine.blogspot.com... 1864 Franklin Institute Proposal: https://archive.org/details/sim_journ... 1949 Franklin institute Article: https://archive.org/details/sim_journ... 1910 Screw Threads & Gages: https://archive.org/details/screwthre... 1915 Machinery's Handbook: https://books.google.com/books?id=VkE... 1924 Machinery's Handbook: https://www.google.com/books/edition/... Chapters: 00:00 Parody Intro 00:24 Actual Intro 01:00 The Sellers Standard 02:41 Origin of the 32nd 03:29 Whitworth Naming Convention 04:10 Enter the SAE 04:55 Oddly Marked Wrenches 05:49 The standard gets Unified 06:35 32nd Sizes Today 07:34 Outro