3M 01875, Charge-Collection Solar Tape 3011, 2 mm x 1200 m, 7010312686 
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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