Erik,
the drill sizes you are using are all 0.2 to 0.4 mm too large,
especially with the small values M2 to M6 where it hurts the most. The
resulting theads have got to be too loose, easy to overtighten. Don't
use complicated formulas, especially not percent calculatations in
public, as my
On 23.01.16 14:48, Peter Blodow wrote:
> Erik,
> the drill sizes you are using are all 0.2 to 0.4 mm too large,
> especially with the small values M2 to M6 where it hurts the most.
No, I don't think so. As the note beside the table states: With a nut
length of 1.5 * diameter, 50% engagement is
As a general rule of thumb you are correct but there are many exceptions
to that rule like material and depth which might require a larger and
normal hole to prevent tap breakage.
On 1/23/2016 7:48 AM, Peter Blodow wrote:
> Erik,
> the drill sizes you are using are all 0.2 to 0.4 mm too large,
On Saturday 23 January 2016 09:43:59 andy pugh wrote:
> On 23 January 2016 at 14:25, Erik Christiansen
wrote:
> > The tap offers no such variability.
>
> ... Normally :-)
>
> https://www.kennametal.com/content/dam/kennametal/kennametal/common/AT
On 23 January 2016 at 14:25, Erik Christiansen wrote:
> The tap offers no such variability.
... Normally :-)
https://www.kennametal.com/content/dam/kennametal/kennametal/common/ATI%20Metals/Landis/Catalogs-Literature/SolidAdjustable.pdf
--
atp
If you can't fix it, you