surface finish
small, local deviations of a surface from a perfectly flat ideal; defined by the three characteristics of lay, surface roughness, and waviness
en-US/ˈsɝfɪs ˈfɪnɪʃ/
en-GB/ˈsɜːfɪs ˈfɪnɪʃ/
small, local deviations of a surface from a perfectly flat ideal; defined by the three characteristics of lay, surface roughness, and waviness