Northwest Marine Supply stocks a wide variety of galvanized and stainless steel fasteners. Carriage bolts, to lag bolts, screws, nails, and pins. Any type of fastener you could ever possibly need to assemble a boat dock system is available here. We continue to expand our fastener line so if there is something you need that you do not see here, please contact us.

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Fasteners – 1/2″ Hex Bolt Sets


Hex Bolt Sets – includes 4 pieces

  • Bolts – 1/2″ x 1.5″ long, 1/2″ x 3″ long, and 1/2″ x 4″ long
  • 1/2″ lock washer
  • 1/2″ flat washer
  • 1/2″ nut

All items are hot-dip galvanized.