Detailed Product Description Detail information : Name : sewign & cutting system Mode : F1-560C1 full set :F1-560H+ER-109Knife size : 4-1/4"RoundRail size : 48-144"Vlotage : 110-110V/220-240VMax pressing hight : 30cm It is the best choice for cutting tie. cotton, hosiery , silk ,canvas, rainboat, textile products, thin raw cloth , fabric , jeans. denim .etc.