Diameter:75mm, Wire length:17mm, rpm: 8000 r/min Diameter:100mm, Wire length:17mm, rpm: 8000 r/min Diameter:125mm, Wire length:17mm, rpm: 6000 r/min Diameter:150mm, Wire length:30mm, rpm: 6000 r/min Diameter:175mm, Wire length:29mm, rpm: 4500 r/min Diameter:200mm, Wire length:32mm, rpm: 4500 r/min Diameter:250mm, Wire length:42mm, rpm: 4500 r/min Diameter:3000mm, Wire length:42mm, rpm: 4500 r/min