... .Use: machinery, automobile, industrial parts 1.Description: Sheet metal stamping parts2.Material: Q235(Cold rolled steel)3.Specification: 30mm * 156 mm , the thickness is ... black5.Technical process: Stamping,Bending,welding6.Use: machinery parts , automobile, industrial , furnitureOur factory specializes in manufacturing sheet metal parts, stamping parts, mechanical parts, plastic ...