Northern Tool takes up to 50% off a selection of tools, automotive items, generators, heaters, and more during its Spring Blow-Out Sale. (Click on the sale banner to see these deals.) Plus, take an extra $10 off orders of $50 or more via coupon code "252524" or an extra $20 off orders of $100 or more via coupon code "252525". Where available, opt for in-store pickup to avoid shipping costs, which start at $5.99. (Free shipping is available for select items.) Deal ends April 18. A couple of best bets, with prices after noted coupons and free shipping: