... type stitch length regulator, no need for changing the cam,5, Micro adjustment of differential feeding ratio,6, With thread & needle ... Thickness70mmFlanging Width30mmMax Rotate Speed5000rpmStitch Length2-5mmNeedleDO*5 22#Needle Gauge2.0, 3.0, 5.0mmAir Presure0.5-0.8mpaSewing head typeJUKIUpper feed belt ...