3M 20889, PSA Cloth Disc 348D, 50 X-weight, 5 in x NH, Die 500X, 7010294666 
Insize 3224-120, TUBULAR INSIDE MICROMETER, 40-120″, 6928640356810
$2,997.14
Graduation .001″
Accuracy: [.00005(7+n+L/2)]”, n=number of rods,L=maximum measuring length (inch).
Carbide measuring faces.
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