When you're about to take on a new project you can always find use for an impact wrench. The impact wrench runs on a rechargeable battery, so it's cordless.
From Tooled Up
Milwaukee M18 FQID Fuel 18v Cordless Brushless Surge Hydraulic Impact Driver 2 x 5ah Li-ion Charger Case
ITS
Milwaukee M18 FQID-502X 18V FUEL SURGE Brushless 1/4" Hydraulic Impact Driver with 2x 5.0Ah Batteries, Charger & Case