mini round cutter 32~80mm(OD),0.2~1.0mm(ID) ... etc. Products we offer:HSS Circular Saw Blade,Slitting Cutter, Small Saw Blade,Cold Saw Blade,Circular Saw ... Thin Saw,Alloy Saw Blade,Side And Face Milling Cutter,Saw Balde For Cutting Pipe/stainless ,Metal Slotting Saw ... solid bar. Usually, A or B is used for CUTTER, and BW or C is used for SAW. C ... Chao Quick Zheng Chao Perfect Zheng Chao mini round cutter