818_????_????.wmv
16/07/2023
818_feed cam setting.wmv
16/07/2023
818_placing of the upper thread.wmv
16/07/2023
818_????_??????????.wmv
16/07/2023
818_adjusting the hook timing.wmv
16/07/2023
818_oil supply.wmv
16/07/2023
818_feed dog setting.wmv
16/07/2023