Grinding & Pellet Making Equipment. We offer two pellet mill sizes: HB100 7.5 kw (10 HP) HB 200 15 kw (20 HP) Make your own pellets from just about any material — alfalfa, hops, grass, wood, hemp, municipal waste (MSW), algae, biomass etc for use as feed, fuel, fertilizer, litter or anything you require.