3M 25774, Scotch-Brite Roloc Surface Conditioning Disc, TSM, 1-1/2 in x NH A MED, 7100014112, 200 per case 
Insize 2124-E8, PISTOL GRIP THREE POINTS BORE GAGE, 7-8″, 6928640374630
$1,841.26
Optional accessory: electronic indicators
(part no. 2108-101EF, resolution .00005″/0.001mm),
setting rings (part no. 6313)
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Insize 0020-A199, VIBRATION PEN (THREE PARAMETERS), 6974029777059
$1,044.21