•The squares are hardened and ends are lapped to 90° angular accuracy with the cylinders as follows: 6 square to .00010 12 square to .00015 Includes fitted case
•These cylindrical squares are used in surface plates as a 90° reference angle
•Can be used for checking squares, height gauges and many other instruments.
Full Description
| Type |
Cylinder |
Shape |
Square |
| Cylinder Diameter |
3" |
Included |
Fitted case |
| Accuracy |
0.00010" |
Weight |
15 lbs |
