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These socket head cap screws are rated at 170,000 psi tensile strength, which is better than grade 8. Plated with zinc II yellow for rust resistance.
5/16-18
Fully threaded up to 1 1/2in		 3/8-16
Fully threaded up to 1 1/2in		 7/16-14
Fully threaded up to 1 3/4in

5/16in

3/8in

7/16in

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