... , CNC lathes, CNC machining centers, stamping machines and cold heading machines plus auxiliary equipments like milling machine, grinding ... 800x600Screw Heading & RollingThe screw production lines finish the cold heading and thread rolling for small carbon steel or ... minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); DIN7993,roundwire snap rings for shafts,GB895.2-86