There exists a need for ever more accurate parts and products to be created, and to be created quickly and efficiently. One way of doing this is to use rapid prototyping technologies. Rapid ...

The second process is used in the foundries for producing cast products. This is the oldest and simplest (in theory but not in practice) means of manufacturing shaped components. Other techniques, ...

[Chris Borge] has made (and revised) many of his own tools using a combination of 3D printing and common hardware, and recently decided to try metal casting. Having created his own tapping arm, he ...