HB 8260-2002
Hexagon head bolts with slot on head
HB 8260-2002
Hexagon head bolts with slot on head
QJ 8035-2002
Hexagon bolts one slot
QJ 8035-2002
Hexagon bolts one slot with split pin hole on shank
MS 9122-1984
Hexagon head bolts with slot on head