... center, CNC lathe, grinder 2,Precision:0.010-0.002mm 3,Surface treatment CNC precision machining part/cnc machining ... specialized in machining mechanical part, metalworking ,precision machined parts, and CNC machining. Hongsheng possesses of sophisticated equipments, ... these are processing center, CNC lathe, wire cut, precision cylindrical bore grinder, surface form grinder, ...