The SENIX S2K2B2-02 20V Max* 2-Tool Combo Kit includes PDHX2-M2 20V Max* cordless 1/2-inch hammer drill/driver and PDIX2-M2 20V Max* cordless 1/4-inch impact driver. Both tools feature a high-performance brushless motor that delivers more efficient performance and longer runtime. The hammer drill/driver has a 1/2-inch keyless, ratcheting chuck designed for increased strength and durability. The 19-position clutch and 2-speed gear box match drilling and driving needs. The impact driver delivers up to 130 foot-pounds of torque and 3000 RPM to drive large-diameter screws. The 4-speed selector switch offers greater control over a wide range of fastening applications. 1/4-inch hex drill bit holder for easy and secure bit connection. Reversal Auto-Stop button stops tool automatically after bolts / nuts get loosened enough to prevent them from falling. The bright LED light with On / Off button provides increased visibility. Ergonomic and compact design for user comfort during prolonged use. Overmold with customized micro texture for optimum grip and user comfort. For use with SENIX 20V Max* batteries and CHX2 2 Amp charger. Batteries and charger are included. All SENIX 20 Volt Max* cordless products are backed by our 5-year limited warranty and all SENIX lithium-ion batteries and chargers are backed by our 3-year limited warranty for your peace of mind. *20 Volt Max* battery, maximum initial battery voltage (measured without a workload) is 20 volts. The nominal voltage is 18. SGS safety certified according to UL standards 62841-1, 1st edition, Rev. Aug. 21, 2020 CAN/CSA-C22.2 No. 62841-1-15, 1st edition, February 20 ,2015; UL 62841-2-2, 1st edition, February 26, 2016 CAN/CSA-C22.2 No. 62841-2-2:16, 1st edition, February 26, 2016.