A multiple-ring gage used for checking diameters of twist drills and drill rods. It consists of a thin rectangular steel plate with a series of holes corresponding to the diameters of number-size twist drills. Decimal equivalents and size are stamped adjacent to each hole.
Classification: Other measuring or checking instruments, appliances and machines, nesoi in chapter 90
NSN 5945-01-200-6316
NSN 6135-00-889-1485
NSN 5905-01-524-8110
NSN 6240-01-513-6526
NSN 5905-01-083-3189
NSN 6220-01-561-7023
NSN 5999-01-362-8667
NSN 6240-01-473-2761
NSN 6620-01-394-4042
NSN 6650-01-653-7714
NSN 6145-00-604-6916
NSN 4140-00-003-1936