The rollers have a manufactured body with a rotating shaft supporting the versatile roll. The rolls have thrown teeth mounted on a pole with the separation between them settled and the dust discharge is exceptionally restricted. The remove between the rolls is balanced by changing the screw and nuts. The pole is fixed with it passing through the roller body. The roller has two free driving gatherings and the squeezing springs computed relying upon the physical information of the item after it is processed. The outside molecule or the metal divides the moves to evade harm to the roller plant.