ALLIED MACHINE AND ENGINEERING Indexable Spade Drill: 7/16 to 1/2″ Dia, 1-1/4″ Max Depth, Straight Flute 220Z0S-075L SKU: DBI04597670

SPI Class ZZ Plus Plug Gage: 0.228″ Dia 29-228-4 SKU: DBI78384138