| Invest Costs | None | Spool Mould | Automatic M/C |
| Method | Operator use wood or plastic stick to arrange the last distance. To do this, need to stop the machine. | Grooved Spool covers a wire diameter variation, so do not need to stop the machine. | Machine calculate the wire diameter during first layer and adjust the distance before wire arrive. |
| Productivity | Extremely Low | High | Known High |
| Benefits | No Investment, good for small production. | One operator can run 2 machine with small investment. | Need more space and investment costs, also need expensive spool material. |
| Manufacturer | - | Bogang Precision Co. | Gimax s.r.l & Lamnea Bruk |
