Metalmech Engineering manufactures Metal Made Earth Tags. Metal Engineering & Treatment Co is an ISO 9001:2000 certified company. The Company also manufactures various types of brass cable glands, brass fasteners, brass inserts and other brass components. The Metal Made Earth Tags are made of Brass, Aluminum and Copper. The Metal Made Earth Tags are available in many shapes and in all sizes. The Metal Made Earth Tags may be coated or plated as per customer`s specifications.