1) With the largest wire diameter is 11.0mm 2) Different shapes ... alloy spring steel, stainless steel, high temperature Resisting alloy, corrosion-resistant alloyWire dia1.5mm to 18mmProcessStamping, bending, welding, casting, punching ... machingSurface treatmentPowder coating, zinc plated, nickel-chrome plated, painting, heat treatment and etcApplicationsAll kinds of cars, machinery, home appliance, ...