7-3. The Original Point of X-Y Setting.wmv
16/07/2023
6-1. Oil Supply.wmv
16/07/2023
Series.wmv
16/07/2023
4-10. Adjusting the Thread Guide Disk.wmv
16/07/2023
3-8. Replacement of the Synchronizer.wmv
16/07/2023
4-7. The Presser Adjusting Arm Setting.wmv
16/07/2023