Precise drilling and countersinking in one operation thanks to adjustable drilling and countersink depth. The freely rotating depth stop prevents damage to the material surface. The countersink depth can be individually adjusted for different screw heads. The drill can be replaced if necessary. The drill countersink with adjustable depth stop is perfect for various visible screw connections in wood, acrylic, aluminum, or mineral materials. It allows for drilling and countersinking in a single step. Versatile use is ensured by the adjustable drilling and countersink depth, and it is extremely durable due to the long service life of the special drill. For quick changes between different applications, the drill countersink is compatible with the entire Festool CENTROTEC system.