Sacred hammers forged with the names of gods of crafting along their quicksilver chromed heads, and glowing with eldritch energies, these hammers aid in the crafting of more than merely metals. With the arcane transmutation circles on the ends, when a hammer of all-forging hits valuables such as gold coins and jewelry it can be converted into new materials for the purposes of crafting items. Over the course of a crafting attempt, using the hammer can convert an amount of gold into an equal valued amount of, perhaps, adamantine which is required to complete your adamantine sword, or an equal amount of clay to complete your clay golem. The hammer only functions in this way as part of the craft check to produce an item, so to convert coins into jewelry, you would have to make a Craft Jewelry