What are the file upload requirements?
File Size: 3dbull accepts files that are in the sterolithography format (.stl). These files need to be designed in such a manner that there are no naked edges and run flawless in sterolithography machines. The files can be up to 35 megabytes (MB) in size. For larger size files, please contact us to arrange for alternative handling of uploading to our site. Other formats will be declined.