Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing

This industry group comprises establishments primarily engaged in one of the following: (1) operating machine shops primarily engaged in machining metal and plastic parts and parts of other composite materials on a job or order basis; (2) machining precision turned products; or (3) manufacturing metal bolts, nuts,… It has no schema of its own: companies here are mapped on the Manufacturing schema, and what it does not cover is recorded as gaps.