3M 5681, Disc Pad Holder 915, 5 in x 1/8 in x 3/8 in M14-2.0 Internal, 7000028500 
Insize 3222-6, TUBULAR INSIDE MICROMETER, 2-6″, 6928640328695
$182.83
Graduation .001″
Accuracy: [.00005(3+n+L/2)]”, n=number of rods, L=maximum measuring length (inch).
Travel of micrometer head .5″
Supplied with setting standards.
Carbide measuring faces.
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