International Journal of Applied Engineering Research ISSN 0973-4562 Volume 10, Number 15 (2015) pp 36099-36105 © Research India Publications. http://www.ripublication.com 36099 Mechanical Characteristic of concentric and Eccentric Drilling Cutting Tool Hasan AL Dabbas, Nabil M Musa, Mohammad Quqazeh. Department of Mechanical Engineering Philadelphia University - Jordan Corresponding author. E-mail address: drdabbas@engineer.com Abstract In this paper cutting movement of the tilted planetary drilling is investigated For instance, the orbital drilling strategy might be acknowledged as one of these arrangements. In any case, this system cannot abstain from machining with focus of cutting device and obliges high establishment cost The main limitation of this method is the large difference between the diameter of the created hole and the diameter of the tool. In the paper geometrical improvement of the tool, spherical end tool has been successfully employed to facilitate electrolyte flow in the machining zone Key words: concentric,eccentric, Drilling Phase, electrolyte circulation. INTRODUCTION The oil and gas industry of any country plays a vital role in building as well as strengthening its economy. The company with high oil and gas reserves certainly exhibits a strong economy. Oil and natural gas still represents the main source of energy for humankind. Apart from being an essential source of energy petroleum products, serve as a feedstock for numerous consumer goods. Hence, playing a relevant and growing role in the lives of people for this reason many countries across the globe keep on exploring new techniques and strategies for discovering oil and gas within their territories. Among different energy resources, oil and natural gas are expected to remain dominant energy resources in the prospect years. Therefore, it can be concluded that oil and gas is and will be the most crucial source of energy. Oil and gas is mainly found beneath the Earth surface and water surface. The processes involved in extracting and crude oil from both the sources are typically different in couple of ways. Therefore, drilling oil and gas can beclassified into to two types: Offshore drilling and onshore drilling (Amjad, 1996). DISCUSSION CFRP is generally starting to be utilized as structural materials as a part of aviation and airplane commercial ventures. Nonetheless, CFRP is generally hard to machine in routine machining systems. More successful and conventional machining strategy is obliged to enhance the machinability of CFRP. For instance, the orbital drilling strategy might be acknowledged as one of these arrangements. In any case, this system cannot abstain from machining with focus of cutting device and obliges high establishment cost. So as to enhance the circumstances, we have imagined another drilling system, which called as tilted planetary drilling. Fig 1-Cutting tool motion of tilted planetary drilling Figure 1 demonstrates the cutting movement of the tilted planetary drilling. The tilted planetary drilling has two tomahawks. Because of orbital drilling, a pivot of slicing device is parallel to the hub of transformation in eccentricity. Because of the tilted planetary drilling, eccentricity is acknowledged by slant of the apparatus axle pivot. In this way, inertial swaying of transformation is decreased because tilt edge of the component is littler than eccentricity of the cutting device tip.