5. Fasten it securely to your anchor points. If you're attaching your hammock to a post, porch, or deck, use 1/2-inch diameter eye bolts to connect the hammock to the post. Be careful not to accidentally pick up eye screws from the hardware store! Eye screws can strip and pull out of a wooden post or pole very suddenly (ouch!). Eye bolts are drilled completely into the post, making accidents like that much less likely.