SEM and EDS Characterisation of Layering TiO<sub>x</sub> Growth onto the Cutting Tool Surface in Hard Drilling Processes of Ti-Al-V Alloys

<table>Different drills showing tool wear. Notice the zones with loss of TiN coating.</table>

Advances in Materials Science and Engineering

Figure 7: SEM and EDS Characterisation of Layering TiO<sub>x</sub> Growth onto the Cutting Tool Surface in Hard Drilling Processes of Ti-Al-V Alloys 