This professional spot weld milling and drilling set is ideal for removing spot welds from most materials. The tools are made of high quality HSS and are sturdy and durable. The spot weld cutter has a drill pin to guide the cutter crown over the weld. The spot weld drill is suitable for more specialized materials, such as galvanized, boron and high-speed steel. The set comes in a sturdy case for easy storage and transport. The delivery includes 5 milling cutters, 2 drill pins, 1 spot weld cutter and 1 spot weld drill.