This 3d printer assembly kit allows the quick and effective fabrication of model based prototypes and workpieces in limited quantities 3d printing resolution is rendered by layering extremely thin sheets of material gradually creating a three dimensional object in the process the velleman k8200 printer fabricates objects up to a size of 20 x 20 x 20 cm using 3 mm acrylnitrile butadiene styrene abs or polylactic acid pla thermoplastic tubing compatible with the reprap software package a