Hex bolts, Zinc, 20, 4-1/2"

Hex bolts have hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts.

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Hex bolts, Zinc, 20, 4-1/2"
Hex bolts A bolt with a six sided head. Zinc plated steel A low carbon steel for general use, either Grade 2 or A307A. Zinc plated for moderate corrosion resistance. 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. Show Details Hide Details	Tap bolts A full thread bolt with a six sided head. 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. Show Details Hide Details