Tool Test: Impact Drivers

Price: About $70 (charger and 2.4Ah lithium-ion battery sold separately for about $119); ryobitools.com

Our two cents: "Surprisingly long battery life for such an inexpensive tool, but it lacked the same amount of protective rubber bumpers around the motor housing as other single-speed models."

Highlight: Holds two bits on board.

Test results: Drove 113 4 ½-inch SDS screws on one charge. Drove a 6-inch SDS screw in 21 seconds. Drove a 2 ½-inch deck screw in 17 seconds. Drilled a ¾-inch hole in 4 seconds. Average recharge time: 65 minutes.

Tool stats: 5.1 pounds; maximum ipm: 3,500; maximum rpm: 2,400; maximum torque: 1,200 in.-lbs. Includes three-year tool warranty.