3M 65488, Pro Grade Precision Ultra Durable Universal Hole Sanding Disc, DUH5100TRI-10T, 5 IN x UH, 100, 7100202881, 10 per pack 
Insize 3235-1, LIMIT MICROMETER, 0-1″, 6928640327513
$174.16
Graduation: .0001″.
Used as Go/No-Go gage by setting upper and lower limits.
Carbide measuring faces.
Supplied with setting standard (except 0-1″).
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Insize 0213-A500, INFRARED THERMOMETER, -58?F~716?F/-50?C~380?C, 6940561934700
$79.29