An amazing electrician's tool designed for accurate marking out of 1 gang and 2 gang pattress boxes. This cutting template will make installing single and double plug socket back boxes amazingly fast and simple. You will never make a mistake with a wonky socket or light switch with this hand tool. It features integrated spirit levels (horizontal and vertical) for easy and perfect positioning of socket boxes. Made from tough and durable ABS plastic for longevity, it is designed in the United Kingdom for British standard electrical back boxes and comes with a 1-year manufacturer's warranty.