المشي القدم مستقيم الكمبيوتر الكهربائية التلقائي واحد ماكينة خياطة الأحذية الجلدية الصناعية السعر
leather sewing machine
2026-10-23
وصف الفيديو
See the journey from feature description to real application in this concise overview of the TTY DF-908i/909i walking foot post-bed industrial sewing machine. Watch a full walkthrough of its computer-controlled automatic thread trimming, presser foot lifting, and backtacking on thick leather and shoe uppers. We demonstrate stitch quality, setup, and maintenance insights for B2B manufacturers seeking high-accuracy, energy-saving production.
