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 5998-01-290-0606
NSN 5855-00-145-3307
NSN 5998-01-515-4665
NSN 5895-01-037-7112
NSN 6320-01-366-5157
NSN 6320-01-054-3046
NSN 5950-01-500-0432
NSN 5975-01-613-3682
NSN 5905-00-841-8448
NSN 2925-01-493-3245
NSN 5960-01-495-0859
NSN 6105-01-415-5555