ALL meanings of machine bolt
ma·chine bolt
M m - noun machine bolt a threaded fastener, used with a nut for connecting metal parts, having a thread diameter of about 1/4 inch (6.4 mm) or more and a square or hexagonal head for tightening by a wrench. 1
- noun machine bolt a fastening bolt with a machine-cut thread 0
- noun machine bolt a large bolt with a square or hexagonal head, and threads on the lower part for use with a nut 0