In a Turret Lathe a Pre-Selector Is a Device

Multiple Choice

In a turret lathe a pre-selector is a device

A) That is used to decide the operation to be done on a job prior to a specific operation
B) Used for feeding bar to chuck
C) None of above
D) That is used to pre-select the spindle speed for the next operation in progress
E) That is used to select in the job prior to loading