... picker point and double down pickerMotor : AC servo motorComputer : Mingde computer system Speed : 300-320 RPMOnly used for make plain socks, can ... patten feeds2, Possibility of 13 colour plus ground on the same course.3, Drumless,fully electronic control system.4, Exclusive inner ... to 1,200 courses8, Multiple stop motion sensors in case of error.9, Automatic re-cycling oiler,counter,and reset function ...