The Milwaukee 2522-21XC 3 in. M12 FUEL Cut Off Tool Kit with 4 Ah Battery is a powerful and versatile tool suitable for cutting wood, plastic, and metal. With a brushless motor and lithium-ion battery technology, this circular saw delivers medium blade strength and a cutting depth of 3 inches. The compact size and left blade location make it easy to use for various projects in the workshop or at home. The kit includes 3 items - the cut off tool, a 4 Ah battery, and a battery charger, making it a convenient and efficient addition to any tool collection.