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Turner August Test Quiz The depth of cut is given by the top slide the cross-slide the compound slide adjusting the tool B.I.S. means Bureau of Indian Standards Board of International System Bureau of Standard Institution Board of Indian Standard The most important quality of any cutting fluid is emulsification specific heat specific gravity viscosity By using coolants on workpieces we can choose higher cutting speeds lower cutting feeds lower cutting speeds heavy depth of cuts The Centre drill size is selected on the basis of the length of the job material of the job diameter of the job type of operation Centre drilling is done at a high spindle speed with a high feed low spindle speed with a high feed high spindle speed with a low feed low spindle speed with a low feed Knurling operation is done at the turning spindle speed high spindle speed 1/3 of the turning spindle speed 1⁄2 of the turning spindle speed Kn