1. High speed plain sock machine 2. 56-220 needles, 6 needle selection 3. 350 pairs / ... one sock4. Can make high heel, big heel, small heel,180 degree against sock mouth, two colors for sock heels/sock toes, 3D socks5 ... ModleNeedle CylinderMain ProductNo. of NeedlesNeedle SelectionSpecification1 3.5 inch Plain Sock machineCotton Socks56-220 N6 Needle SelectionMaximum Speed: 320RPMFully automatic 13 ...