This machine is specially made for stitching and connecting all knitted parts, such as collars and sleeves. Dial Linking ... (single phase) : 50Hz 220VWeight : 30kgnumber of needles of the linking machine : 3,5,6,8,10,12,1,4,1,6 ... ,18,20, 22number of needles of the flat knitting machine : 1,5,3,5,7,9,10,12,14,16 ...