This small tumbler is perfect for those just getting started and for smaller items. With 2 x 1.3 kg barrels it can be tumbling and polishing simultaneously. Designed for years of trouble-free service. It is quiet, sturdy, simple to operate, and gives excellent results.These units are also perfect for jewellery tumbling. Lortone has been made in the USA for 50 years and is considered the standard in Lapidary machines.