"GAGE PINS,ALLOY TOOL STEEL PER MIL-S-5696 GRADE 4;ROCKWELL HARDNESS C55-C60 AND GRIND;GAGE HANDLE ALUM. ALLOY DEPT OF COMMERCE COMMERCIAL STD CS8,FINISH,GAGE PINS CHROME FLASH 0.0002/0.0003 IN. PER QQ-C-320;1ST END 0.337 IN. NOM OD;2ND END 0.341 IN. NOM OD;HANDLE 3.125 IN. O/A LG;PIN 0.552 IN. NOM LG"