Right now there are 54 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Tools & Home Improvement › Power & Hand Tools › Hand Tools › Tool Sets. These are inspected returns and open-box items that Amazon sells and ships itself. WarehouseHunter puts each one next to its current new price, so you can see what you save at a glance.
Brands with the most offers here: Fiskars, Stens, BlindsAvenue, Christopher Knight Home, DOITOOL, Generac, HARFINGTON, Jackson. Every item is a one-off, so the stock moves all day and new deals keep arriving.