Abstract: The present invention relates to a sleeve for connecting a steel bar, wherein a body prevents generation of tolerance at the circumferential surface of at least one of an upper steel bar and a lower steel bar through a tolerance generation preventing unit, the body allowing the upper steel bar to be inserted from one side thereof in an axial direction and the lower steel bar to be inserted from the other side thereof in the axial direction.
Abstract: The present invention relates to a sleeve for connecting a steel bar, wherein a body prevents generation of tolerance at the circumferential surface of at least one of an upper steel bar and a lower steel bar through a tolerance generation preventing unit, the body allowing the upper steel bar to be inserted from one side thereof in an axial direction and the lower steel bar to be inserted from the other side thereof in the axial direction.