Used with standard outside micrometers with spindle .256″DIA to measure pitch diameter of screw threads.
Diameter accuracy: ?20_in. Cylindricity: 39_in.
Cylindricity: 1um. Hardness: HRC60.
Supplied with manufacturer inspection certificate.
Supplied with manufacturer inspection certificate.

Dynabrade 14230 Rubber Drive Wheel
Insize 6888-2, ROLLER BEARING V-BLOCK SET, 5.9x3.1x3.9", pair, 6928640320774
3M 97979, Hi-Strength 94 ET Cylinder Spray Adhesive, Clear, Large Cylinder (Net Wt 26.2 lb), 7000144615
3M 16199, PPS Disposable Lids, Standard and Large, 125 Micron Full
Diameter Filter, 25 lids per case, 7000119821 