磨锯齿机 saw sharpener ; [机] saw doctor

锯齿磨床 [机] saw grinder

冷磨锯齿机 cold sharping machine

锯齿磨具 handsaw sharpening tool

磨锯齿 Saw Gumming

带锯磨齿机 [机] band saw sharpener

锯片磨齿机 saw blade gear grinding machine