If a drill does not cut; the probable cause would be Production Engineering Mcqs July 14, 2019 BILAL KHATTAK0 A.Drill blunt B.Material difficult to drill C.Speed low D.Absence of coolant E.None of the above Related Mcqs: Spiral flutes are provided on drill bits to A twist drill is specified by If a drill has different lengths of cutting edges In drilling operation if the drill point is outside the drill axis, the effect on the drilled hole will be In case the clutch of a tractor slips, the probable cause cannot be A 12 mm drilling machine means Yellow phosphorus is converted to red phosphorus in covered retorts at a temperature of Critical speed of turbine is Continuous chips may be formed while machining Runway speed of a Pelton wheel is