For example, the outer core mold 16, FIG 6, may be cast to have a series of locator pin supports 18, of a specified depth and of a diameter slightly larger than the locator pin diameter, for aligning and centering {HEAD ~ the inner core} within {TAIL ~ the mold} 
For example , the outer core mold 16 , FIG 6 , may be cast to have a series of locator pin supports 18 , of a specified depth and of a diameter slightly larger than the locator pin diameter , for aligning and centering { HEAD ~ the inner core } within { TAIL ~ the mold }
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