Standard Abrasives 863110, A/O Unitized Wheel, 631, 2 in x 1/4 in x 1/4 in, 7000144629 
Dynabrade 53533 Cone or Plug Grinder (Triple Extension) 
Insize 3232-5, BLADE MICROMETER, 4-5″, 6928640327636
$330.99
Graduation: .0001″.
Measure the groove diameter of shafts and keyways.
Non-rotating spindle.
Ratchet stop.
Supplied with setting standards (except 0-1″).
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