When I first used a spiral-wrapped rod on a party boat, I got some strange looks," Darin Dohi laughs. Dohi's conventional rod had the first line guide on top of the blank, the second guide at an ...

Take a steel rod, wrap it into a spiral shape, throw some engineered heat-treating in the mix, and you've got yourself a coil spring. That spring can be used as part of your suspension to support the ...