Janome 8004D 3 & 4 Portable Home Serger. The 8002D serger provides professional results at an extraodinary value. This 3 and 4 thread convertible serger cuts, sergers and finishes seams in one quick and easy motion. The external color coded tension dials allow for easy threading and the rolled hem changeover device makes it easy to convert to a rolled hem. You'll love the difference the 8002D will make in your sewing! Janome 8002D Serger Features: 3 and 4 thread convertible Lay-in thread tension dial Threading chart Color coded thread guides Changeable thread guide Quick change rolled hem Easily retractable upper knife Adjustable foot pressure Snap on presser feet Adjustable stitch length 1 to 4mm Differential feed ratio from 0.5 to 2.25 Adjustable cutting width from 3.1mm – 7.3mm Speeds up to 1,300 spm