The manufacturer recommends the usage of FlexMaster within a speed of 150-300 rpm. A torque control motor is useful. Depending on the difficulty and wideness of canals the following sequences are recommended and offered in a Basic Kit with the IntroFile:
Wide canals: blue sequence with: #30 .06, #25 .06, #20 .06 and #30 .04
Medium canals: red sequence with: #25 .06, #20 .06, #30 .04 and #25 .04
Small canals: yellow sequence with: #20 .06, #30 .04, #25 .04 and #20 .04
Apical shaping: green sequence with: #20 .02, #25 .02, #30 .02 and #35 .02