Metal Contact Terminal Pin: 1.Size:Customized 2.Type:Stamping Part 3.Material:Cupronickel 4.Function:Contact Brass Stamping PCB Terminal Blocks: < ... products.4.The function for this kind of copper terminal is connecting and conduction of electricity.5.All our ... on. Note:we professioanlly produce metal stamping parts such as terminal, shrapnel, shielding case , cover, battery contact pins, hardware, ...