3M 77255 SCOTCH-BRITE DURABLE FLEX BELT, 3/8 IN X 13 IN, A FIN, 7010410433 
Insize 3287-2B, GROOVE MICROMETERS, outside A 1-2″, inside B 1.05-2.05″, 6974029778360
$687.50
Graduation .001″.
Measure width of grooves inside bores.
Non-rotating spindle
Two graduations for inside and outside measurement.
Two-directional ratchet stop
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