The Makita 40V MAX XGT Lithium-Ion Brushless Cordless 2-Tool Combo Kit (GT200D) breaks new ground for the most demanding drilling and driving applications in wood, masonry and metal. The GPH01 1/2" Hammer Drill/Driver is powered by a Makita-built brushless motor that delivers 1,250 in. lbs. of Max Torque. It offers two speed settings and an ultra-smooth variable speed trigger. The GDT01 1/4" Hex 4-Speed Impact Driver is also powered by a Makita-built brushless motor that delivers 1,950 in. lbs. of Max Torque. It features a one-touch 4-speed power selector button under the chuck, allowing you to easily adjust speed to match the application.