MyLock 644D

At a glance…

  • Overlocker
  • Sewing speed 1,300 SPM
  • Rolled hem pre-tensioner slide
  • Easy threading lower looper
  • Weight 8Kg

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The MyLock 644D includes essential features for simple overlocking. The differential feed system of two feed dogs virtually eliminates puckered edges on woven fabrics and stretched edges on knits. Its unique rolled hem conversion feature eliminates the need to change the needle plate, foot, or tension setting for rolled hemming. Janome has restructured the lower looper guides for easy access. Colour-coded guides are easy to follow for 2, 3, or 4 thread overlocking. All of the features on this machine are specially designed to make this overlocker the easiest to use on the market today.

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Additional information

Number of Threads

4

Overlock Stitch

Using 2, 3 or 4 threads

Flatlocking

Yes

Rolled Hemming

Yes including lower looper pretension slider

Cover Hem

No

Top Cover Hemming

No

Chain Stitch

No

Threading Chart

Yes

Colour Coded Thread Guides

Yes

Program Stitch Display

No

Type of Tension

Manual, lay-in type

Tension Release

Yes, lift presser foot

Sewing Speed

up to 1300 stitches per minute

Adjustable Stitch Length

1mm to 5mm

Adjustable Cutting Width

3.1mm to 7.3mm

Differential Feed Ratio

0.5mm to 2.25mm

Adjustable Foot Pressure

Yes

Free Arm

No

Needle System

Janome Ballpoint HAx1SP

Machine Weight

8Kg

Machine Cover

No

Quick change to rolled hem

Yes

Retractable Upper Knife

Yes

Two Thread Converter

Yes

Thread Cutter

Yes, on face plate

Accessory Box

Yes

Waste Tray

Yes

Foot Control

Yes

Carry Handle

Yes

Instructional DVD

Yes

Description

The MyLock 644D includes essential features for simple overlocking. The differential feed system of two feed dogs virtually eliminates puckered edges on woven fabrics and stretched edges on knits. Its unique rolled hem conversion feature eliminates the need to change the needle plate, foot, or tension setting for rolled hemming. Janome has restructured the lower looper guides for easy access. Colour-coded guides are easy to follow for 2, 3, or 4 thread overlocking. All of the features on this machine are specially designed to make this overlocker the easiest to use on the market today.

Own this machine already? Register your warranty