The RaCe instruments are used with low torque at a speed of 300 - 600 rpm. Torque settings are available from the manufacturer for different motors, such as Endostepper (picture in the main window). The manufacturer recommends the use of Pre-RaCe files #40/10, #35/08, #30 and #40/06 for Crown down procedure. Except the #40/06 this files are integrated in the prefabricated sequences No. 722 and 723. Brief and quick back and forth movements are recommended to be used with the RaCe instrument.