Package IncludedWhen you buy this product, you can get 10 pcs socket markers, enough quantity to meet your needs, suitable for single, double, or triple socket boxes Premium MaterialOutlet marker for drywall installation is made of ABS plastic, which is a durable, tapered adjustable tip design that can easily cut through drywall and protect the fragile wires from breaking, you can reuse them again and again, best suited for 1/2 inch drywall Improve EfficiencyDrywall tools can accurately identify the center of the electrical box, which greatly reduces the need for measuring and improves your work efficiency. When you insert the wire into the electrical box, the wire can be shielded by this drywall tool, which can protect the wire from damage Easy to UseWhen you use them, just insert the outlet marker into the outlet box, when you lay the drywall, the tip of the outlet marker will penetrate the wallpaper and automatically show the center of the wire box, no need to measure too much, just cut in a straight line Widely UsedEasy drywall marking tool for electrical outlets is easy to use, simplifies the work of marking the electrical box, suitable for DIY enthusiasts, homeowners, amateurs and professionals dedicated to electrical engineers and professionals use