Socket Box Cutting Template Tool | with Vertical and Horizontal Spirit Levels | Opens to 450 mm | Marks 4 Box Sizes | Back Box Template | Electricians Tools : Amazon.co.uk: DIY & Tools
Innox Electrical Socket Back Box Cutting Template - with Vertical and Horizontal Spirit Levels I Electricians Tools I Double Plug Sockets I Double Socket Back Box I Spirit Level (Black) : Amazon.co.uk: