1)First, prepares all the necessary equipment and material <span>2Creating the pattern that desired for the shell</span> <span>3)Creates the core of the shell by pouring the hollow spaces with meta</span> <span>4)Creates molds for the shell by filling the corebox with sands and let them combined over time</span> <span>5)Shake out the sand after the combination already cooled down</span> <span>6) cast results are finished.</span>