3M 11137, Roloc Disc 361F, 50 YF-weight, TR, 1-1/2 in, Die R150S, 7000045094 
Insize 2435-E1605, BORE GAGES, measuring depth 60″, range 4.0-6.3″, 6940561979725
$6,594.16
Applicable for .001″ or .0001″ or .00005″ graduation dial indicators.
Carbide contact point and anvil.
Optional accessory: dial indicator or dial comparator, setting ring.
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Insize 0020-A199, VIBRATION PEN (THREE PARAMETERS), 6974029777059
$1,044.21