Flare Nut Wrench in Foam Secure Tools supplies Flare Nut Wrenches in Foams. Having a set of Flare Nut Wrenches in foam packaging can help ensure that your tools remain organized and in good condition. The foam inserts have cutouts or compartments that are specifically shaped to fit each wrench, preventing them from moving around and getting damaged. This type of organization makes it easy to find the right wrench for the job and minimizes the risk of losing tool