Flange bolts, Full thread, Grade 8, 5/8"-11 x 1-1/2"
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Material
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Zinc plated grade 8 steel yellow
A tempered medium carbon steel. Zinc plated for moderate corrosion resistance. Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications.
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Grade 8 steel plain finish
A tempered medium carbon steel. Grade 8 is stronger than grade 5, and is commonly found in high strength automotive applications. Unplated finish.
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