What is the parallelism tolerance of end faces of axes of rollers in s – McqOptions

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1.	What is the parallelism tolerance of end faces of axes of rollers in sine bar according to British Standards?
A.	0.013mm per 50mm
B.	0.01mm per 25mm
C.	0.013mm per 25mm
D.	0.13mm per 25mm
Answer» D. 0.13mm per 25mm

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