5/16 in. -18 x 4 in. Black Hex Bolt (15-Pack)
DECKMATE. $23.49. In stock.
These hex bolts have hexagonal heads and are for general purpose applications with a socket type installation tool or standard wrench. The standard bolt is compatible with standard nuts and washers of the same thread pitch, grade, and finish. They require a pre drilled or pre-tapped with compatible female thread.
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