[بالإنجليزية] deburr your knife deburr your knife [بالإنجليزية] English Vibro Deburring deburr your knife deburr your knife Burr (edge) deburr your knife http://en.wikipedia....iki/Burr_(edge) English deburr your knife Deburring deburr your knife deburr your knife [بالإنجليزية] English English English