3M 55701, Stikit Film Disc w/Tab 375L, P180, 6 in x NH, Die 600Z, 7100106619, 250 per case 
3M 55700, Stikit Film Disc w/Tab 375L, 6 in x NH P150, 7100106618, 250 per case 
Insize 3287-4, GROOVE MICROMETER, 3-4″, 6928640327582
$701.92
Graduation .001″.
Measure width of grooves inside bores.
Non-rotating spindle.
Two graduations for inside and outside measurement.
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Insize 6140, DEPTH BASE ATTACHMENT, suitable for calipers with beam width (w) .630″, 6928640303579
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