SummaryI needed a simple and fast calibration test piece so I created this multi layer test object. The traffic cone and interlocking squares are just for scale and can be found on Thingiverse here: Traffic cone: http://www.thingiverse.com/thing:21773 Squares: http://www.thingiverse.com/thing:124450 Just load both files and center them, slice, and print!Print SettingsPrinter Brand: RepRapPrinter: Prusa I3Rafts: NoSupports: No