ASME/ANSI B18.3.1M
METRIC SOCKET HEAD CAP SCREWS
English
1993
Detailed Information
1.1.1 This standard contains complete general and dimensional data for metric series hexagon socket head cap screws in sizes from 1.6 mm to 48 mm and for metric series spline socket head cap screws in sizes from 1.6 mm to 8 mm recognized as American National Standard. Also included are appendices covering drill and counterbore sizes, drilled head dimensions, formulas for dimensions, ISO dimensional variations, and thread dimensions.
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