mini round cutter 32~80mm(OD),0.2~1.0mm(ID) for ... is applied to cut nonferrous pipe, profile and heavy metal solid bar. Usually, A or B is used for CUTTER, and ... proper to be ground. This is used for cutting round solid bar, rectangle solid bar, heavy metal and thick pipe.How to choose ... Power Zheng Chao Quick Zheng Chao Perfect Zheng Chao mini round cutter