Hi Peter,
Thank you for your note.? The hole in question is to pass power
leads up through the board from a 9 volt battery to be mounted
beneath.? so diameter isn't critical. I've been trying to reduce
the amopunt of editing the g-code requires but one problem
continues.
I like to use the etching bit to prick the pads .011 inch the
better to center the drills later.? I set the prick depth to .011
and the drill depth to .075, but what happens is the pricks get
run to .075.? So I have to edit them in the G-Code.
This seems buggy to me.?
best,
john
On 1/17/19 4:20 AM,? via Groups.Io
wrote:
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John,
Just tested the "arc theory" and can confirm that milling layers
contain the necessary GCODE.
Of course due allowance will be needed to allow for tool diameter,
and the GCODE will need to be edited to set correct cutting depths
for multiple passes.? Personally I set this to 0.3mm when using a
3mm diameter tool and normally set the lowest cut to 0.1mm below
the bottom surface.
Peter