📌Brand : WORLDEN 📌Model : WD-872D 📌Automatic grade : Semi 📌Max RPM : 3500 📌Motor Type : Direct Drive Servo Motor KEY FEATURES : ✅ Drive System: Direct-drive servo motor, enhancing energy efficiency and reducing noise. ✅ Needle System: Double needle configuration, typically using DPx5 needles, suitable for various fabric types. ✅ Hook Type: Large vertical-axis rotating hooks (big hooks) for extended thread capacity and reduced bobbin changes. ✅ Stitch Type: Double lockstitch, providing strong and consistent seams. ✅ Max Sewing Speed: Up to 3,500 stitches per minute, enhancing productivity. ✅ Stitch Length: Adjustable up to 5.0 mm, accommodating different sewing requirements. ✅ Presser Foot Lift: Approximately 7.0 mm, facilitating easy material handling. ✅ Max Sewing Thickness: Up to 13 mm, suitable for heavy-duty sewing tasks. APPLICA ...