BetaBetaBetaGives a Unified inch thread by its size and series: the nominal, pitch and minor diameters, the pitch, the internal thread's minor diameter and the drill for tapping it.
The minor diameter is the rounded UNR root's; threadsPerInch names a pitch of its own, a UN
thread. Example: 1/4 UNC -> 20 threads per inch, tap drill 0.201 inches
The size, the series, an optional pitch of its own and the unit
The thread's diameters and pitch in unit
The sizes of Unified inch screw threads after ASME B1.1, from #0 to 1 inch, with no CAD kernel needed: diameters, pitches and tap drills, coarse (UNC), fine (UNF) or of a pitch of their own, in the unit asked for. The fasteners of
occt.parts.mechanical.fasteners.ansicarry them.