... operation HNM-AUV-8 550W 8" Straight Knife Cutter Machine,Cutting Machine,cutter machine,cutting tool,cut off machine,cut machine1.can ... exchanged with KM(KS-AUV) model.2.available to cutting materials such as cotton,woolens,linen,silk,chemical fiber and ... with automatic knife grinding device and lubrication system.4.having features such as steady run,convenient operation and powerful cutting ability, ...