Vaddigiri factory automation is a manufacturer of: flexible machining centres, custom built machines and machine tools [with mechanical and cnc flexibility], automatic loading and unloding systems, manipulators, gantry loaders and high technology machines. Salient features of this pressing spm include: high technology machine designed to press seven [7] cam bushes in one bush pressing stroke; unmanned machine except for loading of bushes; and machine suitable for 6 cylinder and 4 cylinder blocks. For pressing cam bushes in cylinder blocks, vaddigiri factory automation provides a special purpose machine .