1:Material: zinc alloy ,iron etc 2:Available with engraved logos 3:good quality and best price 4. ... become exposed, fouled, folded, or mucked. pecifications: material: Brass,Zinc alloy,Iron, Pewter,Aluminum Usage: Souvenir, collectable, commemorative, promotion, business ... like nickel, tin,titanium, gold, silver, copper, brass, zinc alloy, iron.Our mission:minting coin is minting story and history ...