Tool life is measured by the

88) The tool life is______ Cutting speed

Answer is:

Explanation:

feed rate, depth of cut, cutting speed

depth of cut, cutting speed, feed rate

cutting speed, feed rate, depth of cut

feed rate, cutting speed, depth of cut

Answer is:

Explanation:

grain size of the metal is large

grain size of the metal is small

hard constituents are present in the microstructure of the tool material

none of the above

Answer is:

Explanation:

Answer is:

Explanation: