... . bolt,axis nut,cutting ring,axis sleeve,connector • Produce:According drawings ,samples and accurate size. • Materials:Iron, Carbon Steel ... , aluminum, stainless steel,brass and etc. • Machine and Technics:Precision CNC lathe, punch, friction press, milling ... plating etc. • Features:match with nylon hose and other hoseesAbsolutely approve with high precision,suit for auto ...