This adjustable hole saw enables you to drill the usual diameters required for installing recessed spotlights. The product covers many spotlight sizes from all common manufacturers, so you don't have to search long for the right hole saw for your lamps. You can set the diameter to suit your application in just a few steps. The integrated scales help you to find the right position. Suitable Allen keys for loosening and tightening the screws are included. Thanks to the triangular holder, the adjustable hole saw can be used with any standard cordless screwdriver. The 3 set three-tooth groups saw effortlessly through plasterboard and softwood panels and enable you to make fine and clean cuts. This means you can complete numerous projects with just one product and save space and budget.