Cylinder Squares
These squares are hardened, and the ends
are lapped to 90° angular accuracy with the
cylinders as follows: 6” square to ± .00010”,
12” square to ± .00015”. Includes fitted case.
These squares are hardened, and the ends
are lapped to 90° angular accuracy with the
cylinders as follows: 6” square to ± .00010”,
12” square to ± .00015”. Includes fitted case.