Good 3D printers now have multiple hot ends. You ought to be able to print in different colors or print support material. However, a lot of us don’t have multiple hot ends. Turns out, you don’t have ...

MakerPi is a new affordable 3D printer launched via Kickstarter which features a modular extruder. The independent dual extruder can be easily modified to mix filaments or print dual filaments ...

So here's my problem: I want to change to a .6mm nozzle but when I do it appears that while the spacing of the paths the slicer makes assumes a .6mm line width the amount extruded is woefully ...