Grade 10.9 wheel bolt is a kind of high-strength bolt. They are made of carbon steel. The material is heat treated by quenching and tempering. Our steel is a leading supplier and manufacturer of grade 10.9 bolt products of various sizes and types. Bolts a
Steel structure storage product details:1.Light weight than concrete;2.High strength for the frame;3.Steel structure can be assembled &dismantled quickly and accurately;4.Recyclable steel;5.Certificate: ISO9001:2000;