In this book the CAD/CAM/CAE-Technology is judiciously used for the contribution to design optimization of tillage tool system by conducting a simulation experiments using FEM method on geometric solid model. The concept of reverse engineering as well as an innovative approach can be used for geometry creation. The software environment with influencing parameters are set with standards by loading and boundary conditions for developing a computer aided engineering analysis cycle. The software generated simulation reports with a stress distribution&deformations patterns in individual component as well as whole assembly are useful to confirm a design specification. The structural analysis by identifying the scope in design modification is practiced for optimum energy utilization with an economic and efficient use of tillage tool. The application of such methods are introduced for precision manufacturing of agricultural tools & implements. In this issue only sweep & rotary tillage tools are discussed for primary and secondary tillage tool process optimization to confirm a manufacturing process. The present research study is beneficial to an agricultural industry, researcher & farmer.