3M 94963, Cubitron II Roloc Fibre Disc 987C, 80+, TR, 3 in, Die R300V, 7100050302 
Insize 2187-44, ADJUSTABLE SNAP GAGE, 1.50-1.73″, 6928640314421
$177.92
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,
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