We need conduits that are using to feed the arc welding rod in mig, mag welding machine. The spiral is covered by spring steel and PVC. We need the conduits in different diameters a(inner dia:1.8, outer dia:4.40; round spring steel), b(inner dia:1.5, outer dia:4.40; round spring steel)c(inner dia:2.30, outer dia:4.60; flat spring steel)