Intelligent 3 in 1 screen overlock 4.2mm Conventional feeding position Other products Intelligent 3 in 1 screen interlock machine 6.5mm Intelligent feeding position Large feeding space, not scraping material Could adjust 13 level of presser foot Stepping motor Stepping motor, cutting thread faster Computerized control, precise and convenient Thin elastic fabric does not wrinkle, smooth sewing though thick fabric Diamond flat-bed head, bottom hem easy sewing and convenient Auto mode could freely adjust 3 kinds of fabrics Automatically adjust to fit with the thickness of fabric, change to corresponding sewing model No oil no worry, clean and durable Ceramic technology Ceramic needle threader, sewing stitches are even Equipt collecting thread part Thread tail blockage, water washing does not take off the thread