... rest ! Professional manufatcory with low price and high quality ! Materials: Stainelss steel 304 , 316 , 202 , 201 ,430 . Aluminum 6061 , 6062 ,5052 , Brass ... , Copper , Cold Rolled Steel , Hot Rolled Steel Size Range: MIN 3.0 X 3.0 mm ... of surface..100% inspection make sure 100% good quality. stainless steel stamping part