Scaffold Builder’s Multi-Tool. The WrightGripScaffold Ratchet is designed to lighten the load for scaffold builders. It features a 7/8-inch socket wrench, a 7/8-inch open-end wrench, and a nonsparking hammer with a replaceable plastic face. Interchangeable hammer inserts are available in brass or steel; an extra-deep socket is also an option. The tool costs $175. Wright Tool Co., 800/321-2902,