ToolSmithDirect via eBay offers the Kawasaki 12-volt DC Impact Wrench Set, model no. 841337, for $39.99 with free shipping. That's tied with last week's mention and the lowest total price we could find now by $7. Powered by a 12-volt DC socket, it features 280-foot lbs. of torque, two double-end sockets, and a carry case.