Surflon 1x7 is a great all-around leader wire for toothy fish. This wire is our Surfstrand 1x7 stainless steel with a smooth coating of nylon. A specially selected grade of nylon tough yet flexible is used to seal out water reduce visibility and improve the life of the line. Compared to old style 1x3 construction Surflon s 1x7 construction offers higher break strength and more realistic action. Surflon 1x7 is an effective leader wire for hard-charging toothy fish such as Bluefish Muskie and Mackerel. Great for fresh and salt water species. Use this wire to make your own leaders of various lengths. Made by AFW.