The stone grinding process with the Tazzari machine of flattening , polishing and then structuring the ski is lengthy .
It has been determined by world class skiers that it creates a more effective grind and a lot faster ski .
The stone grinding process with the Tazzari machine of flattening , polishing and then structuring the ski is lengthy , but it has been determined by world class skiers that it creates a more effective grind and a lot faster ski .