3M 45099, Roloc Disc Pad TR, Medium 1-1/2 in 1/4-20 Internal, 7000045280 
Insize 2307-1, DIAL INDICATOR, 1″, lug back, 6928640312625
$39.25
Graduation .001″
Meet ASME B89.1.10M-2001.
Supplied with limit pointers and bezel clamp.
Optional accessory: backs, contact points.
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