Shimano EU-J03S 001 Ocea Assist Hook Set Spinning and Jigging 9 Sets (2479)Heavy duty ringed straight hook with a forged Iseama point. Thick wire gauge for durability when targeting large fish. Size 4 0 suitable for heavy leaders and strong line. Ring eye allows for easy knot tying and reduces line twist. Black nickel coating for corrosion resistance in saltwater conditions. TARGET USE: Heavy saltwater species such as tuna, amberjack, or grouper on heavy tackle