Drive screws and tighten nuts this DeWALT impact driver. Use the driver in tight spots with a compact, lightweight design. This cordless impact driver uses DeWALT XR Max Lith-Ion batteries for more runtime and capacity. Quickly change bits with the one-handed loading 1/4-in hex shank for 1-in tips. This 20-volt impact driver uses 0-3500 IPM and 3 speed settings for more versatility.