5 to 5 degrees in 1/2-degree increments

5° to 1°

200 Grit/Red

you need quality threads on their feet

If you are wise like an owl and follow these few tips

Wintersteiger World Cup Chrome ICECUT Professional 150 mm FIle Discount Heat Accessories Collection 5 to 5 degrees inThe ICECUT Professional File is a super chromed file for accurate beveling with a comfortable and tangless design. Because of this, the file is used by World Cup technicians as well as for its precision cut teeth. This file offers superior ski edge tuning. ICECUT files are the straightest file available for accurate beveling. In addition they have one of the highest Rockwell hardness so you can be certain that the file will last. This file can be used