USE: Steel leader wire for high speed trolling lures, fishing rigs and fishing leaders for saltwater big game fish. STRENGTH: Provides excellent kink resistance and bite protection against sharks and other toothy fish. Made to be tough! SUGGESTED CRIMPS SIZE: Recommend to use with American Fishing Wire Double Barrel Crimp Sleeve size 4F8. Tip: Use a sleeve with an inside diamter slightly larger than the wire diameter. QUALITY: Heavy-duty leader material that won’t kink or tangle. The 49 Strand 7x7 design made with Type 304 stainless steel provides outstanding tensile strength and abrasion resistance. Made to be tough MADE IN USA. AFW is the leading wire leader producer. We offer the industry’s most complete line of wire products made in the United States since 1976.