3M 28416, Disc Pad Hub And Retainer Nut, 2-1/2 in x M14-2 Internal, 7000119302 
Insize 3292-1, HUB MICROMETER, 0-1″, 6928640328404
$118.71
Graduation .0001″.
Measure hub thickness and shoulder inside a bore.
Ratchet stop.
Carbide measuring faces.
Supplied with setting standards (except 0-1″).
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