... ModleNeedle CylinderMain ProductNo.of needles and needle selectionsTechnical specificationF-6F-B3 3/4inch plain sock machineThe machine noe only can make ... :270RPM13 adding yarn shuttles,eight pneumatic shuttles in yarn line.automatic yarn inFuntion introduction1.one feeder into yarn2.Elestic ... ,small heel,180 degree against sock mouth,two colors for sock heels,soks toes,can knit 3D socks5.Taking ...