Difference in processing lead time defined in PIM and manufacturing time defined in work definition

Summary:

For a make item, processing lead time defined in PIM screen is defined in days only whereas, processing time defined in work definition can be defined in hours/minutes. Then how both these times differ and what is the usage of these two in the real-time manufacturing scenario?

for a make item, what exactly is the usage of processing lead time? and how is it different from manufacturing lead time defined in work definition?

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