Tap Drill & Thread Height Chart - Harvey Tool

Tap Drill & Thread Height Chart This chart displays a variety of UN Thread sizes, their likely Tap Drills and the resulting Theoretical Thread Height Percentage. This percentage is thoeretical as holes are often drilled slightly oversized. Typically, tap drills are selected to result in a 60% - …

  Chart, Thread, Drill, Height, Tap drill amp thread height chart