Turning machine , in particular a CNC turning machine, comprising a first spindle , which can be set in rotation, for gripping and rotating a first semi-finished product to be turned, and a second spindle , which is opposite the first spindle and can be set in rotation, for gripping and rotating a second semi-finished product to be turned, wherein the first spindle is associated with a first bar loading magazine , which is configured to convey the first semi-finished product through a first opening of the first spindle into a machining area located between the spindles , and wherein the second spindle is associated with a second bar loading magazine , which is configured to convey the second semi-finished product through a second opening of the second spindle into the machining area , wherein at least one tool turret (15 to 18) for receiving at least one tool (35 to 42) for machining the first semi-finished product to be machined and/or the second semi-finished product to be machined is arranged within the machining area , characterized in that the at least one tool turret (15 to 18) comprises a third spindle , which can be set in rotation, for receiving and rotating the first semi-finished product to be machined and/or the second semi-finished product to be machined, wherein four tool turrets (15 to 18) are arranged within the machining area , wherein two tool turrets each comprise a spindle , which can be set in rotation, and which are configured for simultaneously receiving and rotating one of the semi-finished products (8 or 9) to be machined, respectively, wherein the remaining two tool turrets are configured to simultaneously machine the simultaneously rotating semi-finished products . a first spindle , which can be set in rotation, for gripping and rotating a first semi-finished product to be turned, and a second spindle , which is opposite the first spindle and can be set in rotation, for gripping and rotating a second semi-finished product to be turned, wherein the first spindle is associated with a first bar loading magazine , which is configured to convey the first semi-finished product through a first opening of the first spindle into a machining area located between the spindles , and wherein the second spindle is associated with a second bar loading magazine , which is configured to convey the second semi-finished product through a second opening of the second spindle into the machining area , wherein at least one tool turret (15 to 18) for receiving at least one tool (35 to 42) for machining the first semi-finished product to be machined and/or the second semi-finished product to be machined is arranged within the machining area , characterized in that the at least one tool turret (15 to 18) comprises a third spindle , which can be set in rotation, for receiving and rotating the first semi-finished product to be machined and/or the second semi-finished product to be machined, wherein four tool turrets (15 to 18) are arranged within the machining area , wherein two tool turrets each comprise a spindle , which can be set in rotation, and which are configured for simultaneously receiving and rotating one of the semi-finished products (8 or 9) to be machined, respectively, wherein the remaining two tool turrets are configured to simultaneously machine the simultaneously rotating semi-finished products . <EOS>