... on iron, steel, bronze,aluminum,ect. 2.The DSP control system uses 128M memory and supports USB disk direct output, which ... any random rotational speed.5.Memory to insure the processing point when the blade is broken or postpone situation. PARAMETERS : ... 000rpmTool diameter1-12.7mmColletCollet ER20 12mm, 12.7mm, 6mm, and 3.175mmControl systemDSP0501,128MCommandHPGL.G code,u00,mmg,plt with rotary ...