Abstract: A battery pack may include a housing supporting a plurality of battery cells. A battery pack may include a battery terminal for electrically connecting the battery pack to the tool, the battery terminal including, a spine extending along an axis, a first arm coupled to the spine, a second arm coupled to the spine, wherein the first arm and the second arm are configured to receive a tool terminal of the tool therebetween, and wherein the first arm and the second arm extend along a direction perpendicular to the axis, and a base coupled to the first arm and/or the second arm, the base electrically connected to the plurality of battery cells.