small CNC rouer for metal 1.Quiker speed,2-3 times faster than normal ... 3.Square rail 4.with CE small CNC router for metal Application:This metal engraving machine is suit for making metal mould and wood ... , artcraft, dial, 3D word, PCB, stamp, relieve, and signs. Machine features:Competent for elaborate engraving and cuttingQuicker speed, 2-3 times faster ...