... bozzrad,double-color plate,woodboard,bamboo,paper,glass and other non-metal materials graphs,images,trademarks,etc.on various special engraving ... ,doubie-color plate,wood board,bamboo,paper,,giass and other non-metal materials. F series Features:1.Tube feeding,sideboard from ... and T-slot table for option;3.Hydraulic protection;4.Patent technology: unique exciusion of dust and smoke system;5.The huff ...