18V Drill//Impact Driver Combo, 2-Tool Kit With 1/2" Compact Drill/Driver #DDS181AA, 1/4 & 1/2 2 In 1 Bit/Socket Impact Driver #GDX18V-1600, Two 2.0 Ah Batteries, Bit/Socket Chuck Includes 1/4" Quick Change Hex Shank With Power Groove & 1/2" Square Drive Chuck For Using Either Bits Or Sockets, Delivers Max Of 1,600 IN/LB Of Torque, Hammer & Anvil System In Impact Driver Designed For Maximum Impact Endurance, Upgraded Metal Chuck Featured On Drill/Driver For Greater Durability, Compact Drill Features Short 7.5" Head Length To Fit In Tight Spaces, Drill/Driver Offers Variable Speed Control For High Speed 0-1,900 RPM & High Power 0-500 RPM Applications, Drill/Driver's Features Keyless Ratcheting 1/2" Chuck, Built-In LED Light Featured On Both Tools, Electronic Cell & Motor Protection Protects The Tools & Batteries From Overheating & Overload.