They're also terribly loud. Ridgid seeks to quiet the racket with its Stealth Force impact driver, an 18-volt, 3-speed tool with an impact mechanism housed in an oil bath.

Best New Tool: Ridgid's 2-For-1 Cordless Power Tool Package Ridgid's 18-volt hammer drill and impact driver, together in one package.

This drill driver/impact driver twofer is the latest in a long line of Ridgid "prosumer" and contractor-grade tools of this kind. The latest models' compact design makes working in tight spaces ...

Shopping for a cordless drill or impact driver? Read about types, features, and other must-know topics in our buying guide to make an informed choice.