● Straight needle,super high speed up to 8000 S.P.M. ● With auto oiling system ensuring sufficient lubrication; with cartridge oil filter,easy for replacement & cleaning.(Fig.A). ● Push-button type stitch length regulator.No need for changing the cam.(Fig.B). ● Micro adjustment of differential feeding ratio.(Fig.C). ● With thread & needle cooling system,thread & needle can be lubricated and cooled by silicon oil,preventing the thread & needle breakage.(Fig.D). ● Can be equipped with varied attachments to meet different sewing requirements,which not only greatly reduces the production cost but also achieves Time-Saving and Labor-Saving..         Fig.A   Fig.B   Fig.C     ※Following motor specification is   recommended:   Clutch Motor:400W(1/2HP)   Servo Motor:550W(3/4HP)   Fig.D