This awesome Bosch Combo Kit includes both the PS20-2A Drill/Driver AND the PS40-2A Impact Driver. The kit includes the two drills, (2) Litheon 12V Batteries, a 30 minute charger, (2) 1.5" Power Drive Bits and a carrying case. Here are the details on the Drills:

Impact Driver - PS40-2A

• 60% more torque than 18 Volt drill/drivers
• Bosch designed hammer and anvil system produces 800 in.-lbs. of torque, as well as 1,800 RPM and 3,000 BPM
• LED light ring - 3 LED lights illuminate work area for use in dark areas
• Litheon™ 12 Volt batteries - the most advanced Lithium-Ion battery available today
• Spring-loaded impact mechanism reduces user fatigue
• Aluminum gear housing with protective rubber front
• 1/4" hex drive with quick release
• Ergonomic soft grip handle for extended comfort and control
• Bumpers on side of tool protect work surface and prevent slipping Variable speed trigger for complete control

• 80 in.-lbs. of torque drives 100 3" screws per battery charge
• Ultra-compact power and design is almost half the size of a 12 Volt compact drill/driver
• LED light for tight spaces and applications
• Forward/reverse button is equally useful at driving or removing screws
• Quick change chuck prevents bit loss in drill or drive mode - pull to insert or release 1/4" hex shank bits
• 10+1 clutch enables precision driving and eliminates over torque in soft base materials
• Variable speed trigger for increased sensitivity and control