... trimming device, effectively control the length of uniform socks, cut sutures, unity.4.Can be flipped ... in automaticlifting device , the more smooth delivery of socks.5.Feed fiber optic sensor time delay function, ... make socks more solid and smooth7.Rated voltage: 220v Frequency: 50Hz8.Power: 570W(fan 370 W, machine ... 200 W)9.Can change gears to adjust the density of the socks , sewing.HD ...