Snap-on’s 3/8" 7.2V Cordless Impact Wrench Kit, No. CT561, offers power, performance and comfort. The impact wrench has an oversized forward/reverse trigger, high-impact nylon housing and a soft-grip handle for more control and less fatigue. The kit includes two 7.2V battery packs, a charger and a storage case. The CT561DB impact wrench is a time-saver well suited to tight areas like under-dash work, and speeds removal/installation of valve covers, splash shields, inner fenders, oil pans and all small-to-medium size fasteners.