These are a Southern Tuna style hook which can be used for both bait fishing the larger baits from Mackerel to Yellowfin Tuna for the larger Marlins and Tunas or rigging your favorite lures. These are some of the preferred styles of hooks for most professional captains world wide! You gotta have some of these in the tackle box or on the boat " Just in case you see the catch of your dreams just waiting for you to throw a bait to it". Hooks are one of the most if not the most important part of your arsenal for any type fishing you do. This is a must have for the tackle box!