Thick & thin grader (atg) was developed for size separation of various grains and beans. During the passage of materials through the revolving cylindrical screens, smaller grains or beans are discharged through the slots or round holes on the screens to the outside of the machine. It is used both for under sizing & over sizing. thick & thin grader (atd) features • suitable for both brown & white rice. • efficient machines for sizing paddy & other cereals. • compatible with cater day screen. • similar setup for removal of over sized & under sized grains.