Filters: 5/8" 18 5-1/2" External hex Remove All

Hex bolts, 5/8"-18 x 5-1/2"

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Hex bolts, 5/8"-18 x 5-1/2"
Material Zinc plated grade 5 steel A low carbon steel for general use. Zinc plated for moderate corrosion resistance. Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications. Zinc plated grade 8 steel yellow A low carbon steel for general use. Zinc plated for moderate corrosion resistance. Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications. Chrome plated steel A low carbon steel for general use. Chrome plated and polished for a mirror like finish. Show Details Hide Details