Brief description:As one of biggest duct rodder manufacturers in Asia, we provide the duct rodder with high quality and competitive price. We could produce from 4 to18mm diameters duct rodder, and provide duct rodder adding with copper wire, stainless steel wire for detecting uses. So the duct rodder is also called Detectable Rodders. According to customers requirement, We could produce different length and colorr duct rodder. The Cobra duct rodder is the highest quality rod, designed for heavy duty applications. The extra strength comes from a unique construction process that ensures greater rigidity and strength, enabling it to endure the additional force required for long duct runs with multiple bends and sweeps. Model specification 4.5mm,6mm,8mm,10mm,11mm,12mm,13mm,14mm,15mm,16mmfor your choice, and we can also accept OEM order Length 30,50,60,80,100,120,150,180,200,250,300,350,400,450,500 meters for choice. Material Fiberglass (inner) and high density polytgtkebe(outer) Density >1.9gr/cm3 Working temperature - 40 to + 80 Minimum pulling strength 4000 N5% Tensile Modulus >46.500Mpa