KNURL

7 recorded uses

Date	Clue
2025-01-26	Ridge in metalworking
2021-08-13	Bit of metal texturing
2018-08-17	Small protuberance
2014-12-13	Small projecting ridge
2011-05-22	Button ridge
2009-10-22	Small ridge on the edge of a button or dial
2005-06-06	Small knob