Home Depot offers the DeWalt Heavy Duty 7.2-volt Cordless Screwdriver, model no. DW920K-2, for $55.86 with free shipping. (Amazon charges the same.) That's the lowest total price we could find by $23. Features include variable speed settings, reverse operation, 2-position handle, and 16 clutch settings. Two 7.2-volt compact nicad batteries are included. Deal ends January 31.