manual-decomp

The dark area represents the 45 degree edge filed. It means that the "half-moon" is more on edge and isn't forced back against the cable. The 'edge' is about 2.5mm wide.

The dark area represents the 45 degree edge filed. It means that the “half-moon” is more on edge and isn’t forced back against the cable. The ‘edge’ is about 2.5mm wide.