"The video showing our twin shaft shredder crush the plastic barrel, hard drive, plastic pipe, waste tyre, waste wood, steel barrel. After process, we can get particle approximate in 30*30mm. We are professional producing single shaft shredder, twin shaft shredder, four shaft shredder, plastic shredder, wood shredder, tyre shredder, plastic film shredder, foam shredder." (Quoted from site)