Black Decker 9072CTN 2.4V Cordless Rechargeable Screwdriver The Black Decker 9072CTN 2.4V Cordless Screwdriver features an automatic spindle lock for greater control. This screwdriver has a forwardreverse switch and a narrow nosepiece for extended reach in tight places. The rubber grips provide comfort and control while the motor performs at 150 RPM. This screwdriver is great for furniture assembly, installing blinds and other projects that need a quick fix around the house.