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ANSI B94.22.1 1977 Edition, January 1, 1977
Complete Document
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Punches-Variable, Head Type (Metric)
Includes all amendments and changes through Reaffirmation Notice
Additional Comments: W/D NO S/S
Page Count:32
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This Standard covers the American National Standard Practice for punches, variable, head type (metric) including dimensions, tolerances, nomenclature, sizes, and shapes. These punches are classed as "Extra Precision."