snippet: Machine Screws are uniformly threaded with UNF thread style screws designed to be fastened into tapped holes, or used in conjunction with nuts to join two or more assemblies together. Typical applications for machine screws include fastening components of tools, appliances, machines, and electronic devices. ASME B18.3 covers the general requirements for the dimensions and performance of Carbon Steel Machine Screws. It features Invincibox, Zinc Plated.<br><br> (Page 1)