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 0020-A199, VIBRATION PEN (THREE PARAMETERS), 6974029777059
$1,044.21

3M 27703, Cubitron II Roloc Durable Edge Disc 984F, 36+, YF-weight, TR, Maroon, 4 in, Die R400BB, 7100006571, 100 per case
Insize 6318, CALIPER/MICROMETER GRINDING MACHINE (caliper grinding blocks are included), 6940561953862 