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A grade 8 bolt is stronger than the more commonly used grade 5.Grade 8 SteelFine Thread / Partially Threaded 1.75 inches of ThreadManufactured to ASME B18.2.1 & SAE J429 specificationsTensile Strength: 150,000 psi. min, 1/4 – 1.5 inch diams)
5/8-18 x 12 Hex Cap Screw Grade 8 Plain Steel O959
Sale price
$13.50
Regular price $48.29
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A cap screw made from medium carbon alloy stel and heat treated. Deisgned for use in high stress applications.