At Present the industrials have developed a lot of things for high efficieney. Productions the Robot Arm is one tool that modified from human-arm. Such the job that risk dangerous and repeated process. For the robot Arm that invented consist to 5 part first is base or waist will move by retilinear movement second waist. The part elbow and shoulder will move in horizontal will move by 2 action vertical movement revolve its elfor gripper the movement in any pormios will drive by stepping motor. From the testing results, the manipulator is able to keep and put the objects within the corrected position. The Robot-arm may be the useful for some people who will design and create the robot arm system in the future.
