| Thread Size | Threads Per Inch (TPI) | Tapping Diameter | ||
| UNC | UNF | UNC | UNF | |
| - | - | |||
| - | - | |||
| - | - | |||
| - | - | |||
| - | - | |||
| - | - | |||
| - | - | |||
Metric Coarse and Metric Fine thread sizes, pitches and required tapping drill size.
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