Hosecraft USA PTFE Hoses of Every StyleTC2 PTFE CONVOLUTED BRAIDED HOSE The TC2 MultiFlex™ coines excellent flexibility with a high pressure rating with open pitch spiral PTFE convolutions. FDA approved materials meet or exceed Pharmacopoeia class VI and 3A standards. It is available in static-dissipating tube option, and with stainless steel or polypropylene braid. 1/2" to 3" diameters. -65F to 450F.