It has an exclusive head that includes a screw regulating the thickness of the cut and gives it maximum efficiency, safety and comfort. Use only with exclusive Beter replacement blades. It is recommended that before using the corn cutter you do a foot bath in warm water to soften the skin. Dual function thanks to the two grooves: the lower side (1) of the blade for large areas and the upper side (2) for small areas or areas with difficult access