कुशल 0.7 मिमी धातु बॉक्स नाली रोल बनाने की मशीन

Video Description:
Discover the Efficient 0.7mm Metal Box Gutter Roll Forming Machine with a chain driving system, designed for high-speed, precise production of durable box gutters. Ideal for residential and commercial roofing, this machine supports galvanized steel, aluminum, and copper, offering customization and automation for cost-effective solutions.
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January 20, 2026