<p>The present invention relates to a portable turning apparatus. The portable turning apparatus includes a base (10); a rotating bar (20) arranged on the base (10); a rotating member (30) configured to rotate the rotating bar (20); a pair of machining units (40) respectively arranged on both sides of the rotating bar (20); and a moving member (50) configured to move the machining units (40) along the longitudinal direction of the rotating bar (20). Accordingly, a wide range of a plane to be machined can be machined efficiently and stably.</p>