hexagon bolt din933,din931,din558,din601 material:middle carbon steel,alloy steel size:M6x10 to M36x300 grade:8.8,10.9 hexagon boltdin933,din931,din558,din601material:middle carbon steel,alloy steelsize:M6x10 to M36x300grade:8.8,10.9finish:zinc plated,blackoxided,hot dip galvanizedpacking:bag/bulk,carton,pallet hexagon bolt