[Package Included]When you buy this product, you can get 10 pcs socket markers, enough quantity to meet your needs, suitable compatible with single, double, or triple socket boxes [Premium Material] is made of 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, suited compatible with 1/2 inch drywall [Improve Efficiency]Drywall tools can accurately identify the center of the electrical box, which greatly reduces the need compatible with 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 Use]When 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 Used]Easy drywall marking tool compatible with electrical outlets is easy to use, simplifies the work of marking the electrical box, suitable compatible with DIY enthusiasts, homeowners, amateurs and dedicated to electrical engineers and use Please note: There is a slight color difference or discrepancy in kind, please don't mind, thank you! Colour:Green Material:plastic Package Contents: 10 x electrical outlet box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.