Q$.2$ Tool with $0-10-7-7-10-75-1(mm)$ has been used for shaping of a steel block at depth of

cut $3\mathrm{.}5$ mm and feed $0\mathrm{.}26m\frac{m}{?}$ stroke. Chip thickness and chip thickness obtained were $0\mathrm{.}45$

mm $.$ If shear strength of the selected grade

shaping operation.