Used as Go/No-Go gage by setting upper and lower limits.
Flatness of anvil: 59_in.
Parallelism between tips and anvil: range 0-1.26″: 118_in,
Related products
Measuring/ Inspection Instruments
Insize 6144, ACCESSORY SET FOR DIGITAL CALIPERS, 6928640380839
$83.88
Measuring/ Inspection Instruments
$4,148.69
Measuring/ Inspection Instruments
$3,744.91

Insize 7341-12S, PIN GAGE HANDLE (with 1pc handle and 4 pairs of collecting bushes), .635-.704", 6928640360701
3M 26109, PPS Series 2.0 Adapter, Type S23, 1/4 Female, 18 Thread NPS, 7100135941 