Great Compatibility This propane forge is an essential product for a hobbyist, blacksmith, jeweler, engineer, farrier, knife and metals maker, etc. Perfect for forging your own knifes, blades, tongs, tools or horseshoes, heat-treating stocks, or bending and reshaping metal, etc. Work with most metals such as: gold, copper, silver, stainless steel, steel, brass, bronze, magnesium, aluminum, alloys, lead, tin, etc.