DeWALT DCK675L 18-Volt 6-Tool Cordless Combo Kit for $579.00 shipped.  Here is a screenshot for your reference.  It comes with a 18v cordless hammerdrill, 18v impact driver, 18v reciprocating saw, 18v cut-off tool, 18v 1/2" high torque impact wrench, and more.  As a comparison, Lowe's currently has it for about $799.