1.Fittings set:long life time and good quality 2.ccc.ISO,TS certificate 3.OEM 4.Extensive use 5.DIN,SAE standand 3,4,7 pieces fittings: we specialize in supply of all types of fitting with good quality and reasonable price. bolt,axis nut,cutting ring,axis sleeve,connector • Produce:According drawings ,samples and accurate size. • Materials:Iron, Carbon Steel, aluminum, stainless steel,brass and ...