1)grain,spice,chili,pepper,herb powder grinder and crusher 2 ... operate 3)304 stainless steel. Fucntions:1.This machine can grind dry materials like grain, corn, seed into flour with size ... in food industrial, medical industrial, chemical industrials, etc.Features:1.the can mill all kind of dry food and industrail ... (r/min)45003400material 304 stainless steel corn grinder/grain grinder/flour grinder mill