People frequently use a chart such as this to determine the proper tap drill for a certain thread size or the proper tap for an existing hole. Drill and tap sizes pdf sizes outside that range have different ratios. Below, these guidelines are explored with examples.
The drill sizes that are near this are 6. The drill sizes that are near this are 9. 0, major minus pitch yields 6. 5, major minus pitch yields 6. Standard metric drill sizes used for metric taps of the size indicated in the tap size column. This page was last edited on 13 November 2017, at 02:38.