... 4 Your drawings welcome Product DescriptionBrass machining partsMaterial: Aluminum, copper, brass, bronze, stainless steel, zinc, carbon steel, iron, plastic ... , milling, grinding, rolling, stamping, cold drawing, bending, spinning, forging, etcOEM service availableNingbo Yinzhomu Hishen Hardware Co.Ltd.Add No ... : www.hi-shen.com Precision cnc copper parts, machined parts machining service