A tool changer comprising: a slider configured to be provided on a back surface side or a front surface side of a table of a press brake, and configured to slide in a right-left direction along a tool installation part of the table , a finger provided in the slider , configured to be inserted into an engagement hole extending through a tool and to move in a front-rear direction, and configured to support the tool , and the finger includes a large-diameter portion on a base end side, includes a small-diameter portion configured to be inserted into the engagement hole of the tool on a tip side, and includes an outer stepped portion configured to abut on the tool between the large-diameter portion and the small-diameter portion , characterized in that: an engagement member configured to be swingable to be capable of being protruded and retracted relative to an outer peripheral surface of the finger on a tip side, and to be engaged with a peripheral edge portion of the engagement hole of the tool or an inner stepped portion formed at an intermediate position of the engagement hole , and an operation rod that is provided in the finger movably in the front-rear direction is configured to push and pull the engagement member to swing the engagement member , wherein the finger is configured to clamp the tool between the engagement member protruded from the outer peripheral surface on the tip side and the outer stepped portion . a slider configured to be provided on a back surface side or a front surface side of a table of a press brake, and configured to slide in a right-left direction along a tool installation part of the table , a finger provided in the slider , configured to be inserted into an engagement hole extending through a tool and to move in a front-rear direction, and configured to support the tool , and the finger includes a large-diameter portion on a base end side, includes a small-diameter portion configured to be inserted into the engagement hole of the tool on a tip side, and includes an outer stepped portion configured to abut on the tool between the large-diameter portion and the small-diameter portion , characterized in that: an engagement member configured to be swingable to be capable of being protruded and retracted relative to an outer peripheral surface of the finger on a tip side, and to be engaged with a peripheral edge portion of the engagement hole of the tool or an inner stepped portion formed at an intermediate position of the engagement hole , and an operation rod that is provided in the finger movably in the front-rear direction is configured to push and pull the engagement member to swing the engagement member , wherein the finger is configured to clamp the tool between the engagement member protruded from the outer peripheral surface on the tip side and the outer stepped portion . an engagement member configured to be swingable to be capable of being protruded and retracted relative to an outer peripheral surface of the finger on a tip side, and to be engaged with a peripheral edge portion of the engagement hole of the tool or an inner stepped portion formed at an intermediate position of the engagement hole , and an operation rod that is provided in the finger movably in the front-rear direction is configured to push and pull the engagement member to swing the engagement member , wherein the finger is configured to clamp the tool between the engagement member protruded from the outer peripheral surface on the tip side and the outer stepped portion . <EOS>