sheet metal progressive stamping heat sinks 1)Progressive Die Stamping 2)Customized 3)High efficiency 4)Competitive ... design 2. Accurate dimension 3. Favorable price 4. ODM/OEM serviceItem name:Stamped partCompany Profile:With advanced equipment size range ... steel, aluminum, zinc, brass, plastic etc.Making process:Stamping, deep drawing, bending, punching, laser cutting, threading, welding , tapping, ...