Question

The part of a taper shank twist drill which fits into the slot of the drilling machine spindle for positive drive

is called as: ?????​

Answer 1

Answer:

here is your answer plz mrk me as brilliant

Explanation:

In order to tap holes on a standard drilling machine, a tapping attachment must be used. This attachment is held in the spindle of the drill press by a tapered Arbor, who drives the friction type mechanism.