There are a few different ways to answer this question, but the most common is to look at the largest and most well-known metal stocks in America. 

The three largest and most well-known metal stocks in America are Alcoa, Nucor, and Steel Dynamics. 

These companies are all large, publicly traded companies with a long history of success in the metal industry. 

They have a proven track record of delivering shareholder value and are well-positioned to continue doing so in the future.

Alcoa is the largest aluminum producer in the world and has a market capitalization of over $40 billion. 

The company has a strong balance sheet and is one of the most efficient aluminum producers in the world. 

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In addition, Alcoa has a large and diversified customer base that includes some of the world's largest companies.

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Nucor is the largest steel producer in America and has a market capitalization of over $20 billion. 

The company has a long history of profitability and is well-positioned to continue this in the future.

Nucor has a diversified customer base and a strong balance sheet. Steel Dynamics is the third largest steel producer in America and has a market capitalization of over $10 billion.

The company has a long history of profitability and is well-positioned to continue this in the future. 

Steel Dynamics has a diversified customer base and a strong balance sheet.