Amazon cuts an extra 20% off select Irwin and Lenox tools. (Discount is applied automatically at checkout.) Plus, Prime members qualify for free shipping. (Non-members can spend $35 to qualify for free shipping; otherwise, shipping starts at around $5.) Deal ends December 31. A couple of best bets after all discounts:

• Lenox Tools Gold Quick-Change Retractable Utility Knife for $13.19 (low by $3)
• Irwin Tools Vise-Grip GrooveLock 8-Piece Pliers Set for $59.30 (pictured, low by $26)

Orders placed by December 22 are guaranteed to arrive in time for Christmas via Prime shipping; otherwise, choose Standard shipping and place your order by December 19 for guaranteed delivery.