3M 26127, PPS Series 2.0 Adapter, Type S31, 1/8 Male, 28 Thread BSP, 7100135953 
Insize 2187-32, ADJUSTABLE SNAP GAGE, .98-1.26″, 6928640314407
$171.45
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
$4,218.75