This is the premier hose used in Formula 1 racing. Dupont's P.T.F.E. underlay re-enforced with braided Kevlar brand fiber and strengthened with AISI 304 stainless steel wire mesh plus a scratch resistant cover.Minimum bursting strength: 1050 Bar (15,000 psi) Temperature range: -40°C to 240°C Minmum tensile strength: 450 Kgs