The Bosch IDH182-01L 18 V Brushless 1/4 In. and 1/2 In. Socket-Ready Impact Driver is a pro-ready tool. If users want flexibility, the Socket-Ready adapter has a 1/4 In. hex and 1/2 In. square drive in one tool. A Performance Control System has three speed and torque settings, and the tool is powered by a hassle-free EC brushless motor. The hammer and anvil system that delivers maximum impact endurance, and the tool provides superior ergonomics, with the smallest grip diameter in the class. The impact driver kit includes two long-lasting FatPack batteries and a charger. The kit includes the L-BOXX-2 Carrying Case. Includes (2) -- 18V Lithium-Ion 4Ah FatPack Batteries (1) - Lithium-Ion Battery Charger (1) - Lboxx 2 (2) Exact-Fit Insert Tray (1)--Double-ended Impact Bit (1) - Belt Clip

• Socket-Ready Chuck: All-in-one Impact Driver and Impact Wrench with a 1/4-Inch Quick-change Hex and 1/2-Inch Square Drive chuck for sockets
• Brushless Motor: Up to 2X the motor life, superior efficiency for longer runtime and no maintenance
• Advanced Electronics: Electronic Motor and Cell Protection help prevent overheating and overloading for extended tool life and runtime
• Performance Control System: Select between 3 speed and torque settings to maximize power or minimize fastener damage
• Superior Ergonomics: Smallest grip diameter for best in class ergonomics and comfort