PrefaceTurning Investigations on Machining of Ti64 Alloy with Different Cutting Tool InsertsMulti-Objective Optimization on Drilling of Titanium Alloy (Ti6Al4V)Experimental Study on Tool Wear when Machining Super Titanium Alloys: Ti6Al4V and Ti-555Statistical Approach for Modeling Abrasive Tool Wear and Experimental Validation when Turning the Difficult to Cut Titanium Alloys Ti6Al4VLaser Assisted Machining of Titanium AlloysInfluence of Tool Geometry and Machining Parameters on the Surface Quality and the Effect of Surface Quality on Compressive Strength of Carbon Fibre Reinforced PlasticAnalysis of Stresses in CFRP Composite Plates Drilled with Conventional and Abrasive Water Jet MachiningChallenges in Drilling of Multi-Materials