Bosch Cordless drill screwdriver PSR-12 with case, 1 battery and charger 0,603,955,500 (Tools & Accessories)
I use it for over 6 years, it is compact and light enough to be used everywhere. Precise torque setting (necessary depending on the type of screw and bracket used) and a drill position (for simple uses, holes and reasonable before hole diameters on "