The Bosch GXL12V-220B22-RT 12V Max Two-Tool Combo Kit features two brushless tools that deliver professional drilling and driving performance. This kit includes the GSR12V-300-RT 3/8 in. Drill Driver, a professional-grade tool that provides real power at an unreal size. It features an efficient EC Brushless motor that delivers 300 in-lbs. of torque, along with a max speed of 1750 RPM. With a head length of 6 in. and a weight of 1.6 lbs. (tool only, not including battery). It provides two-speed transmission and 20+1 clutch settings, for more precise screwdriving. The EC Brushless PS42-RT 1/4 in. Hex Impact Driver is as powerful as it is compact. It supplies two speed settings, one for high speed and high torque and one for low speed and low torque. It has a max torque of 975 in-lbs. and a no-load IPM of 0 - 3100 in a package that features a short 5.4 in. head length. It provides no-load RPM ratings of 0 - 1200 and 0 - 2600. This driver includes a three-light LED Light Ring, a battery gauge indicator, and a 1/4 in. hex drive with quick release. 12V Max EC Brushless 3/8 in. Drill Driver - GSR12V-300-RT - Compact Drill Driver design provides torque in a 3/8 in. drill that is only 1.6 lbs. (tool only, not including battery) Powerful Drill Driver - delivers 300 in-lbs. of torque and a max speed of 1750 RPM for outstanding performance Handy Drill Driver size - offers a head length of only 6 in. and a weight of only 1.6 lbs. (tool only, not including battery) Two-speed transmission on Drill Driver - provides a high-power setting at 0 - 460 RPM and a high-speed setting at 1750 RPM Drill Driver's precision 20+1 clutch settings - allows for accurate torque settings for less fastener damage 12V Max EC Brushless 1/4 in. Hex Impact Driver - PS42-RT Powerful impact driver hammer-and-anvil system - offers a max torque of 975 in-lbs.