Production Technology Objective Questions and Answers

827. Which portion of a taper shank drill prevents drill from slipping and thus ensures a positive drive

828. If a drill breaks when drilling a soft and tough material, it could be due to

829. To reduce the feeding pressure needed for drilling larger holes, it is a good practice first to

830. A drill having flat side and two cutting edges for drilling large holes is called

831. Kerosene is a good cutting fluid to use when drilling

832. The taper usually employed in drill sleeves is known as:

833. A taper shank drill is removed from the drill spindle by

Production Technology MCQs