Easy and convenient to use without time and effort, just insert the drywall cutout tools to cover the outlet, the tip of the outlet marker penetrate the wallpaper and automatically show the center of the wire box, slip the bit in next to mark and find the wall of the outlet box, then can cut around it to complete. Package includes 5 pointers, 1 Outlet Markers, PLEASE confirm the detailed size in the third pictrue!! This set of drywall outlet box marking tools is made of hard ABS plastic, long-lasting, reusable, sturdy and dust-proof, not easy to bend or damage, has strong penetrating force and wear resistance, making drywall installation easy, quick and accurate. No more measuring tools needed, practical drywall outlet box locators can easily penetrate through the drywall sheet and provide accurate electrical box positioning, delicate electrical wires are properly protected, reduces accidents and errors that happen during drywall installation. Drywall outlet box cutout tools with sufficient quantity meet your using requirements, greatly reduces the need for measuring and improves your work efficiency, simplify the tedious job of marking electrical boxes, suitable for DIY projects, electricians, drywallers, electrical engineers or more., Manufacturer: Aundhegrtt