Fast-Changing Mould Computer Sewing Machine – Fly J Stitch Professional Model
High-precision computerized control ensures flawless stitching with adjustable speed up to 850 SPM for industrial-grade efficiency. Heavy-duty aluminum alloy frame with anti-rust coating guarantees durability, while the silent servo motor reduces noise below 50dB for home or workshop use. One-touch mould switching system (5 pre-set modes) allows instant transitions between straight stitch, zigzag, and decorative patterns—ideal for quilting, garment repair, and upholstery projects. Advanced thread tension sensor automatically adjusts for smooth fabric handling, preventing puckering on delicate materials like silk or denim up to 8 layers. Includes LED worklight and automatic needle positioning—perfect for low-light environments and precision detailing. Bulk order discounts available—wholesale pricing for factories, tailoring schools, and large-scale craft businesses.