Arabia, and Assistant Professor in Mechanical Engineering Department, University of Engineering & Technology, Lahore, Pakistan. He received his PhD in Industrial Engineering from King Saud University in Feb, 2015. His current research focuses on Feature Recognition, Process Planning, Fixture Design and Analysis, Die Design, Flexible Manufacturing Systems..Emad Abouel Nasr is an Associate Professor in Industrial Engineering Department, College of Engineering, King Saud University, Saudi Arabia, and Mechanical Engineering Department, Faculty of Engineering, Helwan University, Egypt.