A comparative study on tool wear and laminate damage in drilling of carbon-ﬁber reinforced polymers (CFRP) /Simon Gaugel a , Prithvi Sripathy a , Andreas Haeger a , Dieter Meinhard a , Timo Bernthaler a , Fabian Lissek b , Michael Kaufeld b , Volker Knoblauch a, ⇑ , Gerhard Schneider a - Gaugel,Simon