Features of the Husqvarna Viking Huskylock S21

4, 3, 2 thread sewing – your choice for decorative and utility sewing
21 stitches – You trim, stitch, overcast or embellish a wide variety of fabrics in half the time
Coverstitches – Sew a 3mm, 6mm or triple coverstitch, recommended for active wear or other decorative stitching
Chainstitch – Join fabric layers where a pressed open seam is usually required. Works well as a basting stitch
4-thread overlock - reinforces, trims fabric, overlock and seams for great results. 
3-thread overlock – narrow and wide overlock, seams, decorative bindings and finishes
2-thread overlock – narrow and wide overlock seams, flatlock and rolled edge on light weight fabric.
Built-in rolled edge – sew 2 or 3-thread rolled hems quickly without changing the presser foot or stitchplate
Large sewing space – more space for coverstitch projects
Extension Table Included - offers a generous work surface to support large projects
Pre-programmed stitch settings – Choose stitch program and the machine automatically sets the thread tension for you
Tension release – threads pull easily when presser foot is up
Easy threading instructions – step-by-step interactive DVD
Easy to change from overlock stitches to coverstitches - no needle plate/presser foot change needed at conversion for different stitches
Lay-in tension and color coded thread paths – easy to thread and easy to see Differential feed – eliminates stretching of knit fabrics and puckering on lightweight fabrics. Can also be used for automatic gathering
Adjustable stitch length, cutting width and presser foot pressure – select best length and fine tune width for sturdy seams and flat smooth stitches on all fabrics
EL needles – Industrial type needles for high speed work and perfect stitch result
Presser Feet
Universal Standard presser foot – can be used with all built-in stitches
Snap-on presser feet – easy to change to optional feet for specialty techniques
Optional feet – a wide range of optional accessories to enhance your sewing results Extra presser foot height – to easily sew several layers or heavy fabrics
Speed
Sews 1100 stitches per minute – sew faster, save time.
2 sewing speeds (on foot control) – When you want more control use the slower speed Electronic piercing Power – stitch-by-stitch control with full piercing power at all speeds Safety switch – the machine will not sew when the front cover is open
Movable upper cutter – disengage the cutter for special techniques
Built in two thread converter – Easy conversion to 2-thread stitches
Thread cutter – quick cutting of thread
Ruler – use for quick measurement
Built in extended carrying handle – move the machine without tangling the threads
Waste tray – catches the scraps and threads

Accessory box
Screwdriver
Knife blade (for upper cutter)
Thread unreeling discs (4)
Thread spool nets (4)
Oiler
Allen key
Tweezers
Lint brush
Cone holders (4)
Coverstitch table/Cutter cover C (for Cover/Chainstitch)
Needle threader