List of Articles Flank wear Open Access Article Abstract Page Full-Text 1 - Optimization The High Speed Machining of Hardened AISI 4140 Steel Using Vapor Deposited Cutting Tools (Wear and Roughness) Mehdi Jalali Azizpour Ata Fardaghaie Open Access Article Abstract Page Full-Text 2 - Tool Wear Modeling in Drilling Process of AISI1020 and AISI8620 Using Genetic Programming Vahid Zakeri Mehrabad Vahid Pourmostaghimi Open Access Article Abstract Page Full-Text 3 - The Application of Taguchi method in Optimization of Tool Flank Wear in High-Speed Machining ata Fardaghaie mehdi Jalali Azizpour Open Access Article Abstract Page Full-Text 4 - Machinability Investigation of Inconel 657 in High-speed Turning Amir Hossein Khoei Hasan Fathi Masoud Farahnakian Mohammad Reza Razfar