Hyjoy Square Bolts 5-Pack, 1/2" Dia x 2-1/16" ID x 6-5/16" Internal Depth Steel with Plates & 10 Nuts for Automobiles, Ski, Sailboat

This kit from Hyjoy contains five square bolts engineered for secure mounting, supplied with matching plates and nuts (5 bolts, 5 plates, 10 nuts). Exact dimensions: 1/2" in diameter, 2-1/16" ID width, 6-5/16" internal depth, thread length: 2.6 inch — please review the product images for dimensional drawings and confirm your project OD for a proper, tight fit. Constructed from hardened steel with a protective finish, these bolts offer rust prevention and corrosion resistance for long-term use in salt water, fresh water, and coastal environments. They are made to hold up in demanding marine conditions while remaining suitable for general outdoor and industrial use. Recommended applications include clamping square beams and shafts on marine trailers and motor boats, and they are also suitable for automobiles, ski and sailboat fittings, as well as wood, pipe, tube, plumbing and other industrial connections. Package contents: 5 square bolts, 5 plates and 10 nuts. If you have any questions or are not satisfied with the product, please email us and we will do our best to respond within 24 hours.