May 20, 2020· 3-4mm: generally used to make feeds for chickens, ducks, rabbits, geese, birds, aquatic fish, etc. 5-6mm: generally for pig, cattle, sheep, horse, etc. 7-12mm: generally used to make baits, large birds, mice and other animal feed. Guarantee& Shipment. we supply 12months guarantee. we would ship the machine in 4days.