NutriBullet Extractor Blade Flat Milling Blade Combo Replacements 600W 900W. The NutriBullet Extractor Blade 600w 900w Replacement has the power to break down, pulverize and emulsify foods so you can unlock the hidden nutrition inside the foods that you eat! The Milling Flat Blade is ideal for milling grains, grinding fresh herbs and chopping nuts. Screw it on to your cup, place on your power base and watch our exclusive cyclonic action go to work, not only extracting all of your foods' nutrients, but actually breaking them down to a pre-digested state, easing the stress put on your digestive system and helping you achieve optimum health. Compatible with both 600W and 900W NutriBullet blenders.