Home Slickdeals Harbor Freight Coupon: Single Item Under $20 30% Off & More Offers... Slickdeals Harbor Freight Coupon: Single Item Under $20 30% Off & More Offers (In-Store/Online) By ARCOM - 12 January 2023 33 0 SHARE Facebook Twitter Go to the deal page: Harbor Freight Coupon: Single Item Under $20 30% Off & More Offers (In-Store/Online)