The height of a helical coil expressed in rise over run terms, e.g. a common pitch for stairs is 7/12, i.e. a 7in vertical rise is matched with a 12in horizontal run
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The height of a helical coil expressed in rise over run terms, e.g. a common pitch for stairs is 7/12, i.e. a 7in vertical rise is matched with a 12in horizontal run
« Back to Glossary Index
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