MK4050

Merrylock 4050
Coverstitch Machine with Free Arm

*1-Needle Chain Stitch
*2/3-Needle Coverstitch (2.8mm, 5.6mm)
*Stitch Length 1-5mm
*Differential Feed 1:0.6-1:2.0
*Free Arm & 101mm Large Sewing Space
*Auto Tesion Release
*Auto Chain Looper Threader
*Needle Plate Area And Looper Area with LED Light
*7-Step Presser Foot Pressure
*Auto Switch Off


ModelMK4050
Dimension (W*D*H)
37.2*29.3*29.6 cm
Weight7.3kg
Chain Stitch Needle1
Coverstitch Needle2/3
Thread2/ 3/ 4
Stitch Length1-5mm
Differential Feed Ratio1:0.6-1:2.0
Free ArmV
Auto Tension ReleaseV
Needle Plate Area and Looper Area With LED LightV
Patterns4
Auto Chain Looper ThreaderV
Adjustable Presser Foot Pressure7-step
Auto Switch OffV

l   Free Arm
You can easily sew cuffs and sleeves and circular shape with a free arm.
l   Auto Tension Release
Threads pull easily when presser foot is up.
l   Dual Area LED Light
To light up the sewing area.
l   Auto Chain Looper Threader
A marvelous invention to offer the quickest way to thread the Chain looper with one touch.
l   Snap-on Presser Foot
For varied foot changer by fingertip touch.
l   Thread Cutter
Conveniently placed for quick cutting of threads.
l   Needle Threader
Thread the needle quickly.
l   Presser Foot Pressure Dial
Provide simpler attachment to adjust presser foot pressure for sewing different fabrics.
l   Differential Feed Dial
With varied differential feed adjustment to produce the flat seams in knits, and prevent puckering in fine fabrics.



Coverstitch Presser Feet Kit
Extension Table

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