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The hand is a non-SI unit of measurement of length standardized to 4 inches (101.6 mm). It is used to measure the height of horses in some English-speaking countries, including Australia, Canada, the Republic of Ireland, the United Kingdom and the United States.
The pica is a typographic unit of measure corresponding to approximately 1⁄6 of an inch, or 1⁄72 of a foot. One pica is further divided into 12 points.