MO-644D 2-Needle, 2/3/4 Thread Overlock with Built-In Rolled Hemming and Differential Feed STANDARD FEATURES: Color Coded Threading Guides throughout the machine make threading easy and efficient Adjustable Stitch Length by simply turning the knob inside the machine within the range of 1 -4mm Adjustable Differential Feed is controlled and adjusted by a dial conveniently located on the outside, left-hand side of the machine 1-Rotation Thread Tension Dials with normal tensions highlighted for simple, consistent tension adjustment Easy Dial Knife Adjustment makes the upper knife completely self-adjusting Heavy Duty Knife System operates with dedicated drive to assure consistent and easy cutting of light to heavy weight fabrics Automatic Rolled Hemming can be created wit built-in finger tip control – there is no need to change the foot or plate Sewing Light is placed to give optimum lighting to the fabric and needle areas Multi-Purpose Foot is equipped with a slotted tape guide for sewing woven tape, elastic, sequins and ribbon 2/3 Thread Converter is easy to install and allows 1 needle thread and one lower looper thread for securing overedging Sewing Width Gauge takes the guesswork out of seam allowances and is conveniently located on the guard cover STANDARD SPECIFICATIONS: Sewing Speed: Max 1,500 spm Number of Threads: 2/3/4 Threads Needle: Household Machine Size 11 or 14 Overlocking Width: Left Needle: 8mm / Right Needle: 4mm Rolled Hem: 2mm Stitch Length: 1 – 4mm (Standard: 2.5mm) / Rolled Hem: 1.0 – 1.5mm Differential Feed: 0.07 : 2.0 Ratio Tension: Industrial Type Dial / 1 Rotation Built-In Rolled Hemming: Right (Narrow) or Left (Wide) Needle / 2 or 3 Thread Flat Lock: Right or Left Needle, 2 or 3 Thread Universal Presser Foot: Tape, Ribbon, Narrow Elastic Application Presser Foot Lift: 5mm Dimensions: 270mm (w) x 340mm (d) x 295mm (H) Weight : 7.0 kg (15 lbs.)