... 0.002mm 2.Material :brass ,stainless ,steel ,aluminum ,nylon ect. metal bendingManufacturerDalian Hongsheng Machine Co.,Ltd Place Of OriginDalian ,Liaoning ,China ... hesitate to contact with us .Process ServiceCasting , Machining ,Metalworking ,Sheet Metal Bending , Surface Treatment .We can provide samples (one piece ) before ... orders . surface can make in different pictures as request metal bending