Brass, #12-24

US Fasteners

Machine screw

Machine screws

Screws with machine threads for use with a nut or in a tapped hole.
Nut

Nuts

Nuts have internal machine threads, for use with machine thread bolts and screws.
Rod & Stock

Studs, Rod & Stock

Studs, threaded rod, unthreaded rod and keystock for industrial, machining and manufacturing applications.