A mechanical engineer from California named Eric Harrell 3D printed something really cool earlier thus year. That really cool 3D printed object was a working Toyota 22RE engine. Harrell is back ...

These unique mechanical 3D models for self-assembly without glue ... trailer, combine, casket, engine, and even a safe. Ugears is already delivering these models, but it wants to expand its ...

DesignSpark Mechanical features built-in help text and Quick Guide tutorials, example designs, and access to a 3D catalogue allowing the rapid insertion of tens of thousands of 3D models from ...