Vertical Huller consists of emery stones which are put on each other on vertically running stone shaft. Product's husk is hulled while the product is going up-down between outer case and emery stone by the pressure of distributor screw. The peeled husk (bran) is got away from the case by air system. The air going through the disc lets the machine run with the highest performance. For capacity control; screw valve and pneumatic product cutting bolt which is sensitive for ampere to save the motor are used.