small diameter step

large diameter step

either 'A' or 'B'

neither 'A' nor 'B'

increases

decreases

remains the same

none of the above

depth of cut

1/2 depth of cut

2 x depth of cut

none of the above

higher rpm with a slower feed

higher rpm with a higher feed

slower rpm with a higher feed

slower rpm with a slower feed

Incorrect selection of change gears

Lead screw worn out

Half nut worn out

Any of the above