>>2935198
>>2935363
Re: Space Station
Machinistfag here. Agree on drill-chuck rub marks.
Obvious drill-bit walking marks as well.
Tends to happen if not held square to work surface.
Hard to tell from rez on pic, but probably not split-point.
>>2935198
>>2935363
Re: Space Station
Machinistfag here. Agree on drill-chuck rub marks.
Obvious drill-bit walking marks as well.
Tends to happen if not held square to work surface.
Hard to tell from rez on pic, but probably not split-point.