Ancor 10 Gauge Tinned Primary Marine Wire THIS PRODUCT IS SOLD BY THE FOOT Ancor Marine Grade wire and cable is manufactured from tinned copper stranding for maximum protection against corrosion and electrolysis. Ultra flexible Type 3 stranding resists fatigue due to vibration and flexing. Ancors proprietary premium vinyl insulation stays flexible even in extreme cold -40F -40C and resists salt water, battery acid, oil, gasoline and ultra-violet radiation. Exclusive insulation is rated at 600 v