Metal stamping 1.Material:stainless steel 2.Technique:stamping,welding 3.Finish:passivating 4.ROHS ... ,tapping,silkscreening,welding,progression die,grinding,riveting,etc.2.Material: stainless steel, brass, copper, aluminum, iron(SGCC,SPCC,SECC),etc.3 ... equipment,metal processing machinery parts,communication equipment,security equipment,medical equipment,etc.7.With high quality,punctual delivery and ...