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Zimmerman metals is a team of 100 people, on 10 acres of land, in a 150,000 sq. ft. shop, all striving to meet your metalworking needs. we are a combined group of. If you are new to the metals directory and would like a free listing online and in the print edition sign up today. If you use metals as part of a practical project a knowledge of the shape or ‘section’ of lengths of metals is important. the diagrams below show examples.