Draper-33321-D542-Hydraulic-Seal-Draper-33321-D542-for-metal-threaded-fittings-especially-useful-on-hydraulic-pipes-Used-on-low-medium-&-high-pressure-lines-&-cures-to-form-a-tough-high-pressure-seal-Ideal-for-valves-threaded-couplings-&-adaptors-Display-packed-br-Draper-33321-D542-Hydraulic-Seal