... HM and CERMET 3. Best Quality in China Saw Blades for Steel/Stainless steel/Aluminium,circular saw blade1.Size:80--450mm (PTA level ... code with each blade for tracing use.Metal cutting saw bladeoffer a safer, cleaner way to cut steel, stainless steel, aluminum, iron rod ... material: from SUMITOMO/CERATIZIT, both HM and CEMERT Saw Blades for Steel/Stainless steel/Aluminium