small metal rods used as fasteners having a head and often helical threading and being usually secured by a nut or by riveting
Bolt with a nut
A bolt is an externally helical threaded fastener capable of being tightened or released by a twisting force (torque) to a matching nut. The bolt has an external male thread requiring a matching nut with a preformed female thread.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).