... 1.mild steel,sst,Al. 2.Supply OEM services 3.10 years' experience 2013 New u -shape metal bracket stamping ... part for Mutual Inductor Haiyan Hongtai Metal Products Co.,Ltd. ... steel 304 ,brass2) surface treatment: Zinc , powder coat, hot-dip galvanized3) machining Process: Stamping , turning,tube bending, welding, milling, CNC latheā¦4 ...