Ryobi P271 One+ 18 Volt Lithium Ion 1/2 Inch 2-Speed Drill Driver (Batteries Not Included / Power Tool Only) EASY BIT CHANGES with the 1/2 inch keyless chuck. Switch bits simply be retracting the cuff CONTROL YOUR TORQUE with the 24-position clutch attached to the 2-speed gearbox to suit a variety of hole drilling and screwdriving needs CONVENIENT STORAGE with the magnetic bit holder so you can keep all of your drill bits and additional screws in one place EASY HANDLING: The notched rubber pistol grip increases friction between the tool and your hand. This helps you use it in inclement weather conditions with oil or grease on your hands ONE+ COMPATIBLE: Power this drill / driver with any of Ryobis batteries, from the One+ system Lithium Ions to the older yellow NiCad batteries