toolup via eBay has DeWALT DCF899B 20V Max XR Brushless 1/2″ Impact Wrench w/ Detent Pin Anvil (Bare Tool) on sale for $ 163 (add to cart to see price). Shipping is free.
eBay Seller Info:
toolup (82574 feedback rating)
99.5% Positive feedback
30 day returns. Buyer pays for return shipping