Grade 8 Hex Head Cap Screw - 5/16-18 7/8" Thread - GID 1 1UE61 - Length 3 in. - Box of 100
When your project requires the highest-strength graded bolts, these fasteners meet SAE J429 and ASME B18.2.1 and have a Rockwell hardness rating of C33 to C39. They also have a minimum tensile strength of 150,000 PSI. All cap screws have right hand threads. Use with Grade 8 nuts.
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