When you want to make the most of your serging time, with professional results, the MyLock 634D is unmatched. It has 2 needles and 2, 3 or 4 thread overlock stitching. Threading is a breeze due to color-coded thread guides and an easy lower looper threading system.
The MyLock 634D also lets you quickly switch to rolled hemming without changing the needle plate.
Features
- 2, 3, or 4 thread overlock
- Lay-in thread tension dial
- Seam width: 1 - 5mm seam length 3.3mm (narrow), 7.5mm (wide) 2.0mm Rolled hem
- Slim foot
- Handy needle threader
- Convenient thread cutter
- Easy rolled hem change-over
- 0.5 - 2.2 differential feed ratio
- Easy upper knife release
- Adjustable cutting width: 3.1 - 5.1mm
- Easy lower looper threading
- Differential feed
- Lower looper pre-tension setting slider
- Changeable thread guide
- Front and back needle guard
- Retractable upper knife
- Numbered tension dials
- Color-coded thread guides
- Snap-on presser feet
* with machine purchase.
Guaranteed to fit because it is a 
part.
- Serger Flat Bed
- Skeleton Body Construction
- Lay-in Tension Dial
- 2, 3, and 4 Thread Convertible
- Maximum Speed: 1,300 spm
- Incorporated Tension Release Device
- Incorporated EZ Change Rolled Hem
- Adjustable Foot Pressure (Adjusting Screw)
- Snap-on Presser Foot
- Feed Adjustment: Dial on Belt Cover (with Window)
- Differential Feed Adjustment: Dial on Belt Cover (with Window)
- Dial Cutting Width Adjustment
- Alined Spool Pin Spool Stand
- Carrying Handle: Part of Machine Body
- Thread Cutter
- Length of Feet: 1 to 5 mm
- Differential Feed Ratio: 0.5 to 2.25
- Cutting Width: 3.1 - 7.3mm
- Waste chip Box
- Accessory Box
- Foot Controller
California Residents: