"STEEL,4130,MIL-T-6736,6.690 IN. LG,0.618 IN. MIN,0.622 IN. MAX OD,0.385 IN. ID,2 HOLES IN LINE 2 PLACES,0.190 IN. MIN,0.193 IN. MAX DIA,0.470 IN. AND 0.810 IN. FROM 1ST END,2 HOLES IN LINE THRU 1ST END,0.220 IN. FROM END,1ST END COUNTER BORED 0.490 IN. DIA,1.500 IN. DEEP"