A tool unit for an extrusion machine for continuous production of profiles from a moldable extrusion material, comprising - a scraping element arranged on the inlet side for the moldable extrusion material, - at least one tool element arranged on the inlet side with an expansion channel receiving the scraped extrusion material, - a die with a molding channel for molding the profile to be produced, which die is arranged in the direction of passage of the extrusion material downstream of the tool element arranged on the inlet side, and the expansion channel with the molding channel define a profile axis for the profile to be produced, characterized in - that the tool unit has a receiving cage, which has a first receiving cage part arranged on the inlet side and a second receiving cage part arranged on the outlet side, wherein both receiving cage parts (43, 44) are connected to one another via connecting means, - that in the first receiving cage part, a receiving channel pushing through said receiving cage part in the passage direction of the extrusion material is formed, in which receiving channel at least the tool element arranged on the inlet side is received, - that in the second receiving cage part, a receiving chamber facing the first receiving cage part and opening towards it is formed, in which at least the die is received and supported by a support surface delimiting the receiving chamber at least in some regions at the outlet side, - that both in the tool element arranged on the inlet side and in the first receiving cage part, a common receiving groove is formed with at least one groove base surface (63, 64), in which receiving groove the scraping element is inserted loosely and is supported on the at least one groove base surface (63, 64), and - that in the tool element arranged on the inlet side, a first groove base surface and in the first receiving cage part, a second groove base surface is formed, wherein the two groove base surfaces (63, 64) are formed to be tapering toward one another in the direction toward the second receiving cage part arranged on the outlet side, wherein the scraping element has first and second contact surfaces (65, 66) oriented in a mirror-inverted manner thereto. - a scraping element arranged on the inlet side for the moldable extrusion material, - at least one tool element arranged on the inlet side with an expansion channel receiving the scraped extrusion material, - a die with a molding channel for molding the profile to be produced, which die is arranged in the direction of passage of the extrusion material downstream of the tool element arranged on the inlet side, and the expansion channel with the molding channel define a profile axis for the profile to be produced, characterized in - that the tool unit has a receiving cage, which has a first receiving cage part arranged on the inlet side and a second receiving cage part arranged on the outlet side, wherein both receiving cage parts (43, 44) are connected to one another via connecting means, - that in the first receiving cage part, a receiving channel pushing through said receiving cage part in the passage direction of the extrusion material is formed, in which receiving channel at least the tool element arranged on the inlet side is received, - that in the second receiving cage part, a receiving chamber facing the first receiving cage part and opening towards it is formed, in which at least the die is received and supported by a support surface delimiting the receiving chamber at least in some regions at the outlet side, - that both in the tool element arranged on the inlet side and in the first receiving cage part, a common receiving groove is formed with at least one groove base surface (63, 64), in which receiving groove the scraping element is inserted loosely and is supported on the at least one groove base surface (63, 64), and - that in the tool element arranged on the inlet side, a first groove base surface and in the first receiving cage part, a second groove base surface is formed, wherein the two groove base surfaces (63, 64) are formed to be tapering toward one another in the direction toward the second receiving cage part arranged on the outlet side, wherein the scraping element has first and second contact surfaces (65, 66) oriented in a mirror-inverted manner thereto. - that in the tool element arranged on the inlet side, a first groove base surface and in the first receiving cage part, a second groove base surface is formed, wherein the two groove base surfaces (63, 64) are formed to be tapering toward one another in the direction toward the second receiving cage part arranged on the outlet side, wherein the scraping element has first and second contact surfaces (65, 66) oriented in a mirror-inverted manner thereto.