Harbor Freight's tools are so affordable that you wouldn't be wrong to wonder how it's even possible. After the cashier tells you your total, it's enough to make you question how the store's turning ...

Harbor Freight is famous for selling low-cost, high-quality tools, and if you're part of the retailer's Inside Track program, some costs get a whole lot lower.

From comprehensive tool sets to home auto repair supplies, here are the best Harbor Freight sales starting this week.