The reconstructed building of the water wheel iron works is next to the grand smelter. The iron works in Hámor was built in 1979 based on drawings from the 18th century. The contemporary so-called wolf-hammer and the glowing furnace recall the atmosphere of the past.

Hungary's first industrial scheduled monument is located next to the Massa Museum. The building is the wood burning grand smelter, the so-called 'ancient furnace'. Its history goes back to the 18th century