... ,simple operate , ZY- 6.5 F Plain computerized sock knitting machineMain detailSingle cylinderCylinder Diameter: 3.5 inchesNeedle: 84 needle ... pattern software.3.finish the knitting of five fingers sock and fual fingers sock independently.4.able to use 3 feed patterns ... ,and corner patterns,best minimize the chance of breaking the sock top needle,control needle,jacquard needle.this makes this model ...