The hollow wall drilling template ensures cutouts for boxes with a diameter of 74 mm, maintaining a standard hole spacing of 71 mm in alignment. The 240 mm long drilling aid is secured using a quick-clamp function and aligned with integrated spirit levels. Creating multiple combinations is achieved in no time with just one measurement. The reusable drilling template is suitable for anyone installing electrical hollow wall boxes in wood, drywall, or other hollow walls. The clever tool is also available in a 68 mm diameter.