3M 22394, Roloc Disc 361F, 50 YF-weight, TR, 3 in, Die R300V, 7000045096 
Insize 2315-05, PRECISION DIAL INDICATOR, .05″, lug back, 6928640329623
$142.10
Graduation: .0001″
Meet ASME B89.1.10M-2001.
Shockproof.
Jeweled bearing.
Supplied with limit pointers and bezel clamp.
Optional accessory: backs, contact points.
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