Festool. Two new lithium-ion cordless drill-drivers are available: the T 12+3 and T 15+3. The tools feature brushless motors that are electronically controlled, with fewer wearing parts and less friction, to make more efficient use of energy. Weighing just over 3 pounds each, the drill/drivers offer 1,500 rpm, with the T 12+3 operating at 10.8 volts and the T 15+3 at 14.4 volts. Each drill is available as a set containing the TRC 3 charger, two 2.6 Ah lithium-ion batteries, four FastFix and Centrotec keyless chucks, a Centrotec starter set, and Systainer organizer system. 888.337.8600. www.festoolusa.com.