Ryobi ZRP1810 18V One Plus Cordless Lithium-Ion 3/8 in. Starter Drill Driver Kit (Certified Refurbished) 2-speed gearbox for high torque or high speed applications 3/8 in. keyless chuck for quick easy bit changes 24 clutch positions adjust the torque output to control the depth of the screw or fastener MagTray holds screws, bits and hardware on foot of drill for easy access Gripzone over-mold for optimum grip and user comfort