Makita LCT200W 18-Volt 2-Piece Cordless Drill Driver & Impact Driver for $199.00 shipped.  Here is a screenshot for your reference.  Alternatively, this combo set is also available at The Home Depot for the same price shipped.  This 2-speed 1/2" driver-drill weighs about 3.5 lbs. and features 450 in./lbs. max torque.  The variable-speed impact driver weighs about 2.8 lbs. and features 1,280 in./lbs. max torque.  The combo also includes 2 compact lithium-ion batteries and an Energy-Star-rated 15-minute rapid charger. Most places have this tool combo for abou $250.