Used with standard outside micrometers with spindle .25″DIA to measure pitch diameter of screw threads.
Diameter accuracy: ?20_in. Cylindricity: 39_in.
Hardness: HRC60.
Supplied with manufacturer inspection certificate.
Used with standard outside micrometers with spindle .25″DIA to measure pitch diameter of screw threads.
Diameter accuracy: ?20_in. Cylindricity: 39_in.
Hardness: HRC60.
Supplied with manufacturer inspection certificate.
