Place of Origin: guang zhou, China (Mainland) inner:20mm color: black/red/yellow/blue material: NBR/EDMP/PVC ... : NBR/EDMP/PVC3.smooth surface4.competitive priceWe also supply diesel tube of hydraulic hose for excavator and bulldozer following brand: KOMATSU ... ,HINO,CUMMINS,CATERPILLAR HITACHI,KOBECO,VOLVO,KATO,SUMITOMO,DAEWOO,HYUNDAI …… inner 20mm diesel tube(big) of hydraulic hose for excavator