Using the Makita 193448 - 4 circular guide is a breeze. First, make sure your Makita Drywall Cut - Out Tool (model 3706 or XOC01) is turned off. Then, quickly and easily install the circular guide on the tool. Once it's attached, you're ready to create circular cutouts in drywall with minimal effort. Just guide the tool along the path you want, and the guide will help you make smooth, circular cuts. As for maintenance, after each use, wipe the guide with a clean, dry cloth to keep it in good condition. Avoid using harsh chemicals as they might damage the metal. Store it in a dry place when not in use. Also, always follow the safety instructions of your Makita Drywall Cut - Out Tool to prevent any accidents.