1/4 in.-28x1-1/2 in. Zinc Hex Head External Hex Drive Hex Bolt 1-Piece
Everbilt. $5.49. In stock.
These Grade-5 Cap Screws are recommended for medium-duty bolting applications. The Grade-5 bolt is compatible with Grade-5 and Grade-8 mating nuts and washers of the same thread pitch and diameter. An alternative for using them without nuts is to install them directly into a compatible internally threaded hole.
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