Install our 2023 new socket marking on the electrical socket to easier to locate the electrical box. This intelligent and simple dry wall cutting tool greatly reduces the need for measurement and protects wires from damage. Designed specifically for electricians and professionals - labeling power sockets on dry walls is not complicated. That's why we are favored by workers of all skill levels - it simplifies the tedious work of labeling electrical boxes. ABS- The socket markings are made of the toughest ABS to protection against fragile wires from breakage. Easy to use - Cover the socket with the socket marker cover. When laying a dry wall, the tip of the socket mark penetrate the board and automatically display the center of the distribution box. You can bypass it. Reminder - If wires are installed, that the wires are pushed to the back of before inserting the socket marker. This not only protects the wires, but also helps to identify the center of when installing the dry wall. Do not use on 5/8 inch or thicker dry wall panels. Works best on 1/2inch dry walls Colour:Grey Material:ABS Package Contents: 5 x drywall tools 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.