METAL PART-STAMPING Copper busbar and partial insulation for battery pack Copper busbar and partial insulation for battery pack Copper busbar and partial insulation for battery pack Shunt stamping part for power meter Copper busbar stamping for electronic components Forming of stamping and bending for electronic components Forming of stamping and bending for electronic components Forming of stamping and bending for electronic components Forming of stamping and bending for electronic components