Manufacturing And Production Technology
The example of snag grinding is

All of these
Trimming the surface left by spruces and risers on castings
Removing flash on forgings
Grinding the parting line left on castings

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Manufacturing And Production Technology
Which of the following statement is wrong as regard to down milling?

The coolant can be poured directly at the cutting zone where the cutting force is maximum.
The surface milled appears to be slightly wavy.
It can not be used on old machines due to backlash between the feed screw of the table and the nut.
The chips are disposed off easily and do not interfere with the cutting.

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