Class 4.8/5.8/6.8/8.8/ ... screws, hex head bolts din931 and din933 Class 4.8/5.8/6.8/8.8/10.9 ... HEAD BOLTSDIN931,DIN601 2HEXAGON HEAD SCREWSDIN933,DIN558 3MUSHROOM HEAD SQUARE NECK BOLTSDIN603 4HEXAGON SOCKET COUNTERSUNK HEAD SCREWSDIN7991 5HEXAGON SOCKET ... WASHERSDIN127 2FLAT ROUND WASHERSDIN125 3SERRATED LOCK WASHERSDIN6798/6797 4FLAT SQUARE WASHERSDIN436 1THREAD STUDS 1ANCHORS screws, hex head bolts ...