Just keep in mind that the radius of the inner corners will be limited by the router bit they use (typically 2mm or so diameter). Normally, this doesn’t matter; if it is critical you could clean up the corners with a file by hand.
Just keep in mind that the radius of the inner corners will be limited by the router bit they use (typically 2mm or so diameter). Normally, this doesn’t matter; if it is critical you could clean up the corners with a file by hand.