For it's Shop Your Way Rewards members, Sears offers 100% cashback in SYWR points on select Craftsman Tools. (Not a member? It's free to join. See the important note below for info on redeeming the points.) Plus, all orders bag free shipping. Assuming you'll use the credit, that makes these items essentially free. Deal ends October 6.

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A couple of best bets, with comparisons assuming you'll use the credit:
-- Craftsman 85-Piece Universal Max Axess Set w/ $75 SYWR points for $75 (pictured, $140 off)
-- Craftsman 1/2" Heavy-Duty Impact Wrench w/ $75 SYWR points for $75 ($180 off)

Note: You'll receive the points in three equal monthly installments. Once added to your account, the points must be redeemed within 14 days.