... Based on Drawings or Samples from Customers. 2.High precision and favorable price. stainless steel shelves/storage rack ... 1.This is customized sheet metal OEM parts, according to customer's drawing.2.The part ... roll forming, punching, blanking, embossing, flanging, rolling, coining, stamping, bending, ironing, wheeling, incremental sheet forming, and decambering. ...