This DEWALT 20-Volt MAX Brushless 6-tool combo kit includes one 1/2 in. hammer drill/driver, 1/4 in. impact driver, oscillating multi-tool, 6-1/2 in. circular saw, XR 4-1/2 in. grinder, XR 5 in. random orbital sander , one 20-Volt MAX 5.0 Ah battery, one 20-Volt MAX 2.0 Ah compact battery, charger, and TOUGHSYSTEM 2.0 storage box. The DCD799 ATOMIC hammer drill/driver gets up to 14% more power for a variety of drilling applications. The DCF809 ATOMIC is equipped with a high-power transmission to deliver 1.700 in-lbs. of torque. The DCW210 XR Random orbital sander has variable-speed dial provides ultimate speed control from 8,000 OPM to 12,000 OPM for a variety of sanding applications. The DCS354 ATOMIC oscillating multi-tool had a dual-grip variable speed trigger to provide additional speed control during your applications. For added safety the DCS566 circular saw is equipped with an electric brake that quickly stops the blade after the trigger is released. The DCG405 XR grinders Power Loss Reset prevents accidental restarts following a power disruption when the tool is left in the "on" position.