short nail or pin used to fasten items to a wall or board for display
Push pin Drawing pin or thumb tack
A drawing pin (in British English) or thumb tack (in North American English), also called a push-pin, is a short, small pin or nail with a flat, broad head that can be pressed into place with pressure from the thumb, often used for hanging light articles on a wall or noticeboard.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).