SizeTapping Drill mmPitch mmTPIOD mm2-64 UNF1.900.40642.183-56 UNF2.150.45562.514-48 UNF2.400.53482.846-40 UNF2.950.64403.518-36 UNF3.550.71364.1710-32 UNF4.100.79324.8312-28 UNF4.650.91285.491/4-28 UNF5.500.91286.355/16-24 UNF6.901.06247.943/8-24 UNF8.501.06249.537/16-20 UNF9.901.272011.111/2-20 UNF11.401.272012.709/16-18 UNF12.901.411814.295/8-18...