China Best Sale Galvanized Steel Trapezoid Roofing
Name: Trapezoid Roofing Roll Forming Machine Shafts for Rollers: 72mm Diameter Solid Steel Cutter Material: Cr12 Mould Steel Being Quenched Treatment Rollers Material: No.45 Forged Steel, Plated with Hard Chrom Controlling System: Mitsubishi PLC & Converter Machine Size: 10 X 1.7 X 1.6m
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