Discover the world of overlocking in a simplified way and with operation made easier than you ever thought. With the elna eXtend 664PRO you will find your best ally! This overlock model allows you to neatly cut, hem and sew in one step and in no time. The 664PRO also features a display panel showing the recommended settings for the chosen program.
- 2-, 3- and 4-thread sewing
- 12 stitch programs
- Program display panel
- Color-coded threading guide
- Automatic tension release device
- 2-thread converter
- LED lighting
- Adjustable stitch length from 1 to 5 mm
- Adjustable differential feed from 0.5 to 2.25
- Adjustable cutting width from 3 to 7 mm
- Maximum sewing speed adjustable up to 1300 stitches/min.
| TECHNICAL 664 | 664Pro | |
| Programs | 4/3 threads | 4/3/2 threads |
| Built-in program reference panel | – | x |
| Color-coded threading guide | x | x |
| Lower looper threading | Easy-threading system | Easy-threading system |
| Thread tension | Manual | Manual |
| Lower looper pre-tension setting lever | – | x |
| Thread tension release device | – | x |
| Foot pressure adjustment | x | x |
| Presser foot | Clip-on type | Clip-on type |
| 2-thread converter | – | x |
| Tilting needle clamp | – | x |
| Instant rolled hem device | x | x |
| Elna-exclusive built-in accessory storage | – | x |
| Cutting width control window | – | x |
| Lighting | LED | LED |
| Telescopic thread antenna | x | x |
| Waste tray | optional | x |
| SEWING | ||
| Adjustable stitch length | from 1 to 5 mm | from 1 to 5 mm |
| Adjustable differential feed | from 0.5 to 2.25 | from 0.5 to 2.25 |
| Adjustable cutting width | from 3 to 7 mm | from 3 to 7 mm |
| Maximum sewing speed | 1300 stitches/min. | 1300 stitches/min. |
| STITCH PROGRAMS | ||
| 4-thread programs | safety, stretch knit, gathering | safety, stretch knit, gathering, stretch wrapped |
| 3-thread programs | overlock wide and regular, narrow hem, rolled hem, flatlock | overlock wide and regular, narrow hem, rolled hem, flatlock |
| 2-thread programs | – | rolled hem, overcast, flatlock |