Dynabrade 56315 3" x 4-1/4" Non-Vacuum Dynabug II Disc Pad, Hook-Face, Short Nap 
Insize 3224-160, TUBULAR INSIDE MICROMETER, 40-160″, 6928640356827
$4,464.96
Graduation .001″
Accuracy: [.00005(7+n+L/2)]”, n=number of rods,L=maximum measuring length (inch).
Carbide measuring faces.
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