A tool transfer device for displacing one or multiple tools, in particular bending tools, in a guide rail, comprising: - at least one longitudinal push and pull transfer device (4, 4') for displacing the tool(s), wherein the push and pull transfer device (4, 4') has a tool-side end and a tool-remote end, and wherein a channel (5, 5') for a supply line (6, 6') is formed in or on the push and pull transfer device (4, 4'), - a receptacle, which comprises at least one, preferably spirally extending, guide (8, 18) for retracting the push and pull transfer device (4, 4'), - at least one supply line (6, 6'), wherein a first section of the supply line (6, 6') extends in the channel (5, 5') of the push and pull transfer device (4, 4'), characterized in that the guide (8, 18) comprises a longitudinal opening (9, 19) extending along the guide extension, and a second section of the supply line (6, 6') extends outside the push and pull transfer device (4, 4') and outside the guide (8, 18) of the receptacle, and the supply line (6, 6'), between the first section and the second section, exits the channel (5, 5') at an exit point, which is arranged in a region of the push and pull transfer device (4, 4') which region is located in the guide (8, 18) of the receptacle, and the supply line, between the first section and the second section, preferably in the region of the exit point, exits the guide of the receptacle through the longitudinal opening, and the push and pull transfer device comprises, in the region of its tool-side end, a coupling device, connected to the supply line, for coupling a tool to the push and pull transfer device and/or an effector, connected to the supply line, for acting on a tool, in particular an adjustment device for carrying out a tool adjustment, and the exit point, at which the supply line (6, 6') exits the channel (5, 5'), is formed in the push and pull transfer device (4, 4') in the region of the tool-remote end of the push and pull transfer device (4, 4'). - at least one longitudinal push and pull transfer device (4, 4') for displacing the tool(s), wherein the push and pull transfer device (4, 4') has a tool-side end and a tool-remote end, and wherein a channel (5, 5') for a supply line (6, 6') is formed in or on the push and pull transfer device (4, 4'), - a receptacle, which comprises at least one, preferably spirally extending, guide (8, 18) for retracting the push and pull transfer device (4, 4'), - at least one supply line (6, 6'), wherein a first section of the supply line (6, 6') extends in the channel (5, 5') of the push and pull transfer device (4, 4'), the guide (8, 18) comprises a longitudinal opening (9, 19) extending along the guide extension, and a second section of the supply line (6, 6') extends outside the push and pull transfer device (4, 4') and outside the guide (8, 18) of the receptacle, and the supply line (6, 6'), between the first section and the second section, exits the channel (5, 5') at an exit point, which is arranged in a region of the push and pull transfer device (4, 4') which region is located in the guide (8, 18) of the receptacle, and the supply line, between the first section and the second section, preferably in the region of the exit point, exits the guide of the receptacle through the longitudinal opening, and the push and pull transfer device comprises, in the region of its tool-side end, a coupling device, connected to the supply line, for coupling a tool to the push and pull transfer device and/or an effector, connected to the supply line, for acting on a tool, in particular an adjustment device for carrying out a tool adjustment, and the exit point, at which the supply line (6, 6') exits the channel (5, 5'), is formed in the push and pull transfer device (4, 4') in the region of the tool-remote end of the push and pull transfer device (4, 4').