The Milwaukee? M18 cordless 2-tool combo kit, Model# 2691-22, includes the Compact Driver (2606-20) and the 1/4in. Hex Impact Driver (2656-20). Powered by M18 REDLITHIUM? 1.5 Ah batteries, the M18 Series' revolutionary redesign of Lithium-ion battery technology allows Milwaukee tools to deliver more power with faster speeds and longer tool run times, and are lighter and more compact, which eliminates user fatigue and improves overall work. 2606-20 Compact Drill High torque with 425 in./lbs. All metal 1/2in. single sleeve ratcheting chuck 4-pole frameless motor Fuel gauge lets you easily see how much battery life is left for the job Built-in LED light illuminates work area, making it easier to see in dark tight spots Compact size weighs only 4 lbs., allowing longer operation without fatigue 2656-20 1/4in. Hex Impact Driver High torque with 1400 in./lbs. The 1/4in. hex quick-change chuck allows for fast and easy bit changes The Milwaukee-designed impact mechanism delivers the force of the impact directly to the fastener allowing for faster application speed Milwaukee-designed 4-pole frameless motor allows tool to be more efficient by increasing the run time On-board battery fuel gauge allows you to see the remaining run time with a touch of a button Built-in LED light illuminates work surface offering a clear view of your work area The variable speed feather touch trigger allows the end user complete control over the impact speed The newly designed 18V Compact REDLITHIUM? 1.5 Ah battery delivers a longer run time and a prolonged tool life Charger can charge batteries in an hour Pass-through plug design for added outlet availability Age Group: adult.