Quote Originally Posted by grim_d View Post
The corners are sharp on the vectors but V-carve (should) automatically adjust the toolpath based on the cutter diameter to cut a radius in a corner the same as the cutter radius. (Though I'm sure you know that!).
Ok, try the same settings again but this time actually make the internal corners radiused (filleted) for the 2mm cutter, a 1mm radius should be great. I would then say its a hardware issue if the problem persists.