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.

Insize QMS-A220-U, QUICK MEASUREMENT SYSTEM, 6974029775116
Dynabrade 53163 Tool Handle
3M 64283, Cubitron II Stikit Film Disc 775L, 220+, 5 in x NH, Linered w/Tab, Die 500X, 7100075692, 250 per case
3M 26024, PPS Series 2.0 Spray Cup System Kit, Large (28 fl oz, 850mL), 200 Micron Filter, 7100134650 