"GAGE, GO,RETAINERS 1,2,AND 3;MATL 420 SST;DOUBLE ENDED TOOL CONSISTING OF A RING GAGE OFFSET AT EITHER END OF THE STEEL BAR TO EFFECT A COMMON HANDLE;EACH RING HAS A SEGMENT REMOVED TO PROVIDE CLEARANCE WITH RETAINING RING LOBES;STAGE 1 AND 2 OUTER DIA IS 0.342 IN. MAX, STAGE 3 OUTER DIA. IS 0.264 IN. MAX"