Good Tumblers are Like any other piece of equipment. On your bench. The old saying " Cheap you buy < Cheap you get was true @ one time. . Now you pay a lot and you get Cheap Goods. Reloading Tumbler or Vibrators. are @ the Bottom of the Barrel for quality. You might have had it for Years but Garbage. I prefer rotary. commercial Rock tumblers are the way to Go. I have had my Lortone since 1969. Then added a Thumler Hi-speed. Since then I am running 6 rotary's , Ranging from 2 - 40lb. All Rock tumblers. Lapidary People would never consider a Reloading machine. all want to buy Once. . Ebay always Has a good selection Of rock tumbler. All major reloading Co. cater to the Cheap reloader. Lapidary Dealer cater to People who Grind rocks . 24hr a day 7 days a week. . If they will grind rock , They will polish Brass.