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2006-10-03 17:24:44 · 1 answers · asked by wahed n 1 in Science & Mathematics Engineering

1 answers

Look up hemming and flattening dies. First a hemming die puts a sharp bend in the edge of the material. Then it is placed in a flattening die which forms a hem just like on your pants.

2006-10-04 06:45:00 · answer #1 · answered by Roadkill 6 · 0 0

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