5/16-in x 2-1/2-in Zinc-plated Coarse Thread Interior Carriage Bolt
Hillman. $3.49. In stock.
5/16-in x 2-1/2-in Zinc-plated Coarse Thread Interior Carriage Bolt Carriage bolts are designed to fasten a wooden face to either wood or metal The zinc plating is rust resistant and provides a beautiful, consistent finish, but, may not work for all exterior projects Install by pushing the carriage bolt through a pre-drilled hole, secure placement with hex nuts and washers Common applications include security fixings, decking, fencing, furniture, outdoor play equipment; places where the bolt must only be removable from one side The self-locking square section on the underside of the head pulls into the wooden material as hex nuts are tightened, eliminating spinning after installation
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