Closed wide type frame with tempering treatment to eliminate stressing for good stability:Streamline arc body vwith good look:Side positioning and sleeve type thick turret with exact positioning,good guide and high accuracy;Clearance adjustable type worm and worm gear mechanism with rotary station and high accuracy;Imported H+L(German)high grade hydraulic system with stable performance and low consumption;Special CNC system of SIEMENS(German)802DS2 with powerful function and easy operation;High speed mute automatic lubrication guide screw with big lead;Line guide;International pneumatic and electrical components;Full automatic float type clamps with high performance;Stainless bolster with steel ball and brush.