A possibly-fascinating little taxonomy of little fasteners

If you like to classify things, or see classifications of things that other people took the time to do, you might like the work done by the Holotypic Occlupanid Research Group (HOLG). Their focus is perhaps fascinating, and certainly fastener-centric. The HOLG web site explains: This site contains several years of research in the classification of occlupanids. […]

Distinguishing Bolts from Screws

A classic book: Distinguishing Bolts from Screws, U.S. Customs and Border Protection, March 2006. [AIR 16:2] This 21-page book presents both technical specifications and common sense advice, such as: U.S. Customs and Border Protection uses fastener industry standards to distinguish bolts from screws. When a fastener is described in a fastener industry dimensional standard as […]