11, 316, 4-1/4"
US Fasteners, 11, 316, 4-1/4" |
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![]() Hex boltsBolts 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. |
![]() Shoulder boltsScrews with an unthreaded shoulder that is larger in diameter than the threads. Also known as stripper bolts. |