New from Panasonic, the 28.8-volt lithium-ion rotary hammer, model EY7880LN2S, delivers 0 to 4,500 bpm in a compact size of 12-9/16 inches long and a light weight of 8.4 pounds. Features include hard-hit and soft-hit modes, a 3/4-inch SDS-plus chuck, electronic performance monitoring, and an LED work light. It comes with two 3.0-amp-hour lithium-ion batteries and a molded plastic carrying case. Price: $750. 800-211-7262.