2300_the moving mes setting.wmv
16/07/2023
2300_adjusting the hook timing.wmv
16/07/2023
2300_oil supply.wmv
16/07/2023
2300_the thread retaining plate setting.wmv
16/07/2023
2300_replacement of the moving mes.wmv
16/07/2023
2300_placing of the upper thread.wmv
16/07/2023
1254_the wiper setting.wmv
16/07/2023