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Filters:
- External hex
- Steel
- 2-1/2"
- Zinc
- Grade 8
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US Fasteners, External hex, Zinc plated grade 8 steel, 2-1/2"
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Hex bolts
Bolts with 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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Flange bolts
Flange bolts have a flange on the bottom of the head that distributes the load like a washer.