Makita is the innovation leader in brushless motor technology, and the XT451T Combo Kit provides BL™ Brushless Motor tools that deliver longer run time, increased power and speed, and longer tool life. The XT451T includes a Brushless Hammer Driver-Drill that delivers a full 1,090 in.lbs. of torque, a brushless 3-speed Impact Driver with 1,550 in.lbs. of torque, and a brushless 4-1/2"/5" Cut-Off/ Angle Grinder with 8,500 RPM and an electric brake for added productivity. The kit also includes a high-luminance single L.E.D. flashlight with 200 lumens. It’s a one-stop solution for many drilling, hammer drilling, driving, fastening, and grinding applications. The kit includes two 18V LXT® 5.0Ah batteries, and each reach a full charge in only 45 minutes on the efficient Rapid Optimum Charger – the fastest charge-time in the category – for less downtime and increased productivity. For added convenience, the batteries feature an integrated L.E.D. battery charge level indicator. It’s part of Makita’s expanding 18V LXT® system, the world’s largest cordless tool system powered by 18V Lithium-Ion batteries. Makita 18V LXT® batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger. For improved tool performance and extended battery life, Makita created Star Protection Computer Controls™. Star Protection is communication technology that allows the Star Protection-equipped tool and battery to exchange data in real time and monitor conditions during use to protect against overloading, over-discharging and overheating. For increased versatility, the tool can also be powered by Makita 18V LXT® and Compact Lithium-Ion batteries with the star symbol on the battery indicating Star Protection inside.