Suicide hooks, which are also known in the old school as beak hooks are a unique design having a tilted back eyelet and offset point. The idea behind the tilted eyelet is too enable multiple hooks be snelled to one line.
Size 4 are ideal for catching live baits or fishing with small baits for species such as trout. Size 2,1 & 1/0 are perfect for catching popular inshore and estuary fish such as bream and flathead, or golden perch and small cod in freshwater.