Precise 2 X 5"SINE BAR

(C)Precision Sine Bars

Both sine bar and rolls are hardened and ground for extreme accuracy.
Flatness of working surface .0004" per 4" of length.
Parallelism of working surface to roll bottom lines .0001"
Center to center distance between center of rolls is accurate within .00007"
There is a flange on the end for resting work.