Northern Tool discounts a selection of stationary air compressors, with prices starting at $569.99, as listed below. Plus, coupon code "256691" bags a $50 Northern Tool Gift Card in each case (except the last, which bags a $100 gift card). Even better these items receive free shipping (if unloaded from the truck yourself); otherwise, shipping and handling starts at $85. The deals, with savings accounting for the gift card: