3M 10204, Drywall Sanding Sheets 10204-A, 4-3/16 in x 11-1/4 in, M-127, 100D grit, 7010316227 
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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Insize 6144, ACCESSORY SET FOR DIGITAL CALIPERS, 6928640380839
$85.16