... machine LYJ-315A semi-auto cutting machine cutting metal pipe or bar max diameter till 110mm 1,This serise of metallic circular saw machine ... saw,at the same time the cutting face is smooth but not seds out heat,save second machining.4,The machine ... and reversion of clamping plier and machine head all are air pressure automatic ... b225 a220 b240 circular sawing machine,cutting machine,metal cutting ...