Re: Drill sizes, for metric taps

Posted by robs750 on Jun 30, 2012; 3:36pm
URL: http://vintage-and-classic-hondas.81.s1.nabble.com/Drill-sizes-for-metric-taps-tp4023916p4023959.html

1.25 is the pitch,threads per MM.

You can also use a tap drill chart.