well like i said is a mini cnc rooter it need to be plug on a comnputer to run it , on some of them you can cut any light metal like aluminum , plastic and other stuff it still limitated by the size of the endmill you can use , but with the tooling of today they make anything in the size you need ^^ , still chinesse made , the base is made of one piece
ht tp://www.ebay.ca/itm/new-CNC-Router-3040-800W-spindle-1-5KW-VFD-220V-110V-milling-engraving-machine-/221355271131?pt=LH_DefaultDomain_0&hash=item3389cd63db
ht tp://www.ebay.ca/itm/new-CNC-Router-6040-800W-spindle-1-5KW-VFD-220V-110V-millingengraving-machine-/221262827082?pt=LH_DefaultDomain_0&hash=item33844ace4a