1.

Which of the option is correct about the preference of shaft and holes in machine tool industries?

A. ‘A11’ is of first preference in shafts
B. ‘B9’ is of first preference in holes
C. ‘c2’ is of first preference in shafts
D. ‘b11’ is of second preference in holes
Answer» D. ‚Äö√Ñ√∂‚àö√ë‚àö‚â§b11‚Äö√Ñ√∂‚àö√ë‚àö¬• is of second preference in holes


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