Hex head zinc bolts

ITEM

STANDARD

GRADESIZESURFACE FINISHEDPICTURESTUD BOLTS;   DOUBLE END STUD;  STUDDING;DIN939,DIN975, DIN976 ,  IFI 136ASTM A193 B7, B7M ,L7, L7M ,B7/L7,B16, Grade 8.8, 10.9, 12.9DIAMETER:5/16″-4″; M8-M100  LENGTH: 16MM-6000MMPLAIN(OILING FINISHED); BLACK; H.D.G.,ZP ; YZP; PTFE

HEX BOLT ;  HEAVY HEX BOLT; HEX CAP SCREW ; 12 POINTS BOLTDIN931, DIN933,DIN6914, ISO4014, ISO4017, ANSIB18.2.18.8, 10.9,12.9, ASTM A193 B7,   ASTM A320 B7/L7, ASTM A325(M)  ,  ASTMA490(M), ASTMA449 ,DIAMETER:5/16″-4″; M8-M100  LENGTH: 16MM-700MMBLACK,H.D.G. ZP , YZP,PTFE