Steel Wire Spiral Hydraulic Hose INDAFLEX HYDRAULIC HOSE SAE 100 R13 Super High Pressure Steel Wire Spiral Hydraulic Hose Inner Tube: Black oil resistant synthetic rubber. Reinforcement: Four or six layers of high tensile steel wire spirals(Six steel wire for size 1-1/4鈥?1-1/2鈥?and 2鈥?. Cover:Black oil resistant, abrasion and weather resistant synthetic rubber Working Temperature:...