KEENE 1/30" HEAVY DUTY CLASSIFIER High Quality KEENE 1/30" Classifier. Reinforced heavy duty construction with 5 inch deep stackable load. Break up smaller hard packed material like clay when material is moved back and forth over steel mesh. Keep the flour gold. This size works great in conjunction with the Blue Bowl or any fine gold recovery system. Fits perfect on top of standard 5 gallon bucket.
