Metric Threads: Dimensions, Classes Formulas (full Guide)
WEBMar 22, 2024 · ISO Metric Thread Defaults: Pitch – According to the Coarse pitch series. Number of Starts – One. Class – 6g for external threads and 6H for internal threads. (Valid above mm / ″) Direction – Righthand thread. Metric thread designation Examples. Cells with Golden Background – Values are derived from the above defaults.