The Worx Nitro WX102L 20V Power Share ½” Cordless Drill/Driver with Brushless Motor is built to last, with all-metal gears for performance you can count on during even the most demanding jobs, and an all-metal heavy-duty 1/2" in. ratcheting chuck which practically eliminates bit slippage. 2-speed gearing and a variable speed trigger allow the user to find the perfect rotation from 0-600 RPM or 0-2000 RPM. And the 20+1 clutch allows for further fine-tuning so you can find just the right setting for each application, with 531 in-lbs. of maximum torque available from this drill/driver. The Worx Nitro WX261L 20V Power Share 3-Speed Cordless Impact Driver with Brushless Motor was designed to be powerful, but with enough functionality to handle all drilling and driving applications. The 3-speed gearbox allows for no-load speeds from 0-920 / 0-2050 / 0-3000 RPM, so you can find the right speed for each application. The Nitro Impact Driver has an impact rate of 0-4100 BPM (Blows Per Minute), with a max torque of 2100 in-lbs. making this tool ideal for driving large fasteners quickly when building decks or fences, performing rough carpentry, or working on metal framing and assembly. It also excels at driving lag bolts or hanging plywood. Both drills weigh only 3.4 lbs. and are compact to fit into tighter areas. The onboard LED lights illuminate dark workspaces. And the innovative GripZone handles are constructed of micro-textured materials for more comfort during operation.