The 40V max XGT Brushless Cordless 4-Pc. Combo Kit (GT400M1D1) offers the products needed for demanding drilling, driving, and cutting applications. The Hammer Driver-Drill is powered by a Makita-built brushless motor that delivers 1,250 in.lbs. of Max Torque. It offers two speed settings (0-650 and 0-2,600 RPM and 0-9,750 and 0-39,000 BPM). The Impact Driver is also powered by a Makita-built brushless motor and delivers 1,950 in.lbs. of Max Torque. It has 4 speed settings (0-1,100/ 0-2,100/ 0-3,200/ 0-3,700 RPM & 0-1,100/ 0-2,600/ 0-3,600/ 0-4,400 IPM. The 7-1/4” Circular Saw delivers 6,000 RPM for high-speed cutting performance. It has a large cutting capacity of 2-5/8” at 90-degrees and will cut 3X dimensional lumber material in a single pass. The high-luminance 4 L.E.D. flashlight provides 160 lumens. It delivers up to 55 hours of continuous illumination on a single charge (when using the 40V max XGT 4.0Ah Battery). The tools in this combo kit are engineered to outlast with Extreme Protection Technology (XPT) to provide increased dust and water resistance in harsh jobsite conditions. Reinforced gear housing provides additional durability on the job site. XGT is a system of equipment, tools, batteries and chargers utilizing 40V max lithium-ion batteries. XGT is engineered to deliver high power to take on high-demand applications, allowing users to completely transition to a cordless job site. XGT is equipped with advanced brushless motor engineering, intelligent digital communication, and superior durability features to outpower, outsmart and outlast the competition.