With Harbor Freight's 25% Off Coupon, you can save even more money, but you may also attempt the following: You may sign up for an account and get their latest deals delivered to your inbox. The special offers section at the top or bottom of their homepage can lead you to some great deals. When you're shopping at harborfreight.com, give LetSaveBig a try. They keep track of all the coupons and update them frequently.