We Carry A High Quality Line Of Aluminum Weed Grinders, That Are 4 Parts, The Top With Grinding Teeth, The Second With Also Grinding Teeth And Holes For The Herbs To Fall Through. The Next Lever Includes A Fine Screen That Separates Fine Tiny Particles. The bottom Layer Is Smooth Metal Which Allows For The Collection At The Bottom Of The Weed Grinder. The Images Are High Quality And Sealed Under Epoxy, Which Protects The Weed Grinders Against Wear And Image From Fading.