The Juki MO-654DE is a 2-Needle, 2/3/4 Thread Overlock machine with built-in Rolled Hemming and Differential Feed. It offers superior performance for a variety of sewing projects. Key features include: 2-Needle, 2/3/4 Thread Overlock with built-in Rolled Hemming & Differential Feed Color-Coded Threading Guides Adjustable Differential Feed Built-in Automatic Rolled Hemming (no need to change foot or plate) Lower Looper Threader Lower Knife Adjustment Knob Heavy-Duty Knife System Upper and Lower Loopers (industrial strength) Multi-Purpose Foot (with slotted tape guide for woven tape, elastic, sequins, ribbon) Sewing Width Gauge 2/3 Thread Converter Standard equipment/function for Activewear, Casual Wear, Evening Wear, and Tailored Serging Stitch Variations: 4-Thread Overlock 3-Thread Flatlock 3-Thread Narrow Overlock - 4mm 3-Thread Rolled Hem 3-Thread Overlock 2-Thread Rolled Hem 2-Thread Overcast Standard Specifications: Sewing Speed: Maximum 1,500 s.p.m. Number of Threads: 2/3/4 Threads Needle: Household Machine Size 11 or 14 Overlocking Width: Left Needle: 6 mm / Right Needle: 4 mm; Rolled Hem: 2 mm Stitch Length: 1-4 mm (Standard: 2.5 mm); Rolled Hem: 1-1.5 mm Differential Feed: 0.7-2.0 Ratio Tension: Industrial Type Dial / 1 Rotation Built-In Rolled Hemming: Right (Narrow) or Left (Wide) Needle / 2 or 3 Thread Flatlock: 2 or 3 Thread Universal Presser Foot: Tape, Ribbon, Narrow Elastic Application Presser Foot Lift: 5 mm Dimensions: 270 mm (W) x 345 mm (D) x 295 mm (H) Weight: 7 Kg (15 lbs)