serrage
/sɛrɑːʒ/Definitions
1. noun
a process of cutting or shaping something, typically metal, with a saw or file to create a serrated edge or surface
“The manufacturer used serrage to create the unique edge on their new knife model.”
2. verb
to cut or shape something, typically metal, with a saw or file to create a serrated edge or surface
“The blacksmith serraged the metal to create a decorative border on the customer’s order.”