bids are invited for silicone coated glass fabric with an embedded steel wire helix outer twin glass cord flexible hose of 100mm nominal diameter and 4m length as per specification , silicone coated glass fabric with an embedded steel wire helix outer twin glass cord flexible hose of 150mm nominal diameter and 4m length as per specification , silicone coated glass fabric with an embedded steel wire helix outer twin glass cord flexible hose of 200mm nominal diameter and 4m length as per specification , silicone coated glass fabric with an embedded steel wire helix outer twin glass cord flexible hose of 300mm nominal diameter and 4m length as per specification , pvc spiral hose with continuous spring steel wire reinforcement helix on the outer periphery covered by pvc extruded wear strip of 100mm as per specification , pvc spiral hose with continuous spring steel wire reinforcement helix on the outer periphery covered by pvc extruded wear strip of 150mm nominal diameter and 10m length as per specification , pvc spiral hose with continuous spring steel wire reinforcement helix on the outer periphery covered by pvc extruded wear strip of 200mm nominal diameter and 10m length as per specification , pvc spiral hose with continuous spring steel wire reinforcement helix on the outer periphery covered by pvc extruded wear strip of 300mm nominal diameter and10m length as per specification total quantity : 100