1-1.Hook Timming.wmv
16/07/2023
1-7.Replacement of the Feed Dog.wmv
16/07/2023
1-8.The Thread Trimming Setting.wmv
16/07/2023
1-4.KM-572BL.wmv
16/07/2023
1-2.The Clearance of the Hook Gear.wmv
16/07/2023