3M 5681, Disc Pad Holder 915, 5 in x 1/8 in x 3/8 in M14-2.0 Internal, 7000028500 
Dynabrade 11518 Rubber Drive Wheel 
3M 45179, Roloc Disc Pad TR, Medium 4 in 1/4-20 Internal, 7000045281 
Insize 3225-84, TUBULAR INSIDE MICROMETER, 4-84″, 6928640328763
$1,790.14
Graduation .001″
Accuracy: [.00005(3+n+L/2)]”, n=number of rods,L=maximum measuring length (inch).
Supplied with setting standards.
Carbide measuring faces.
Related products
Measuring/ Inspection Instruments
Insize 1120-5001, DIGITAL INSIDE GROOVE CALIPER, 2.36-20″/60-500mm, 6940561961041
Measuring/ Inspection Instruments
Insize 1120-500, DIGITAL INSIDE GROOVE CALIPER, 1.57-20″/40-500mm, 6940561961034
Measuring/ Inspection Instruments
Insize 1121-150B, DIGITAL INSIDE POINT CALIPER, 50-150mm/1.97-6″, type B, 6940561940077
Measuring/ Inspection Instruments
Insize 1120-5002, DIGITAL INSIDE GROOVE CALIPER, 3.15-20″/80-500mm, 6940561961058
Measuring/ Inspection Instruments
Insize 1120-150AWL, DIGITAL INSIDE GROOVE CALIPER, 1-6″/25.4-150mm, built-in wireless, 6928640384769