3M 64468 Scotch-Brite Durable Flex Belt, DF-BL, A/O Fine, 1/2 in x 24 in, 7000121135 
3M 80099, Flexible Diamond Hand Lap 6200J, 2-1/4 in x 3-3/4 in M40 Micron, 7000000576 
Insize 2187-152, ADJUSTABLE SNAP GAGE, 5.75-5.98″, 6928640314599
$414.06
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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