... 1200mm Composition Part: Plotter Head, Plotter Shelf, Magnetic drawing board Drafting machine:Map sheet:900mm*1200mmComposition Part: Plotter Head, Plotter Shelf, Magnetic ... drawing boardName: rail plotter Project Model: SBT-121 Frame: 900mm * ... tilting angle: 0-70 ° BOFA guide drafting machine ,Plotter