safety pin: 1.Head type:flat head,pan head 2.Material: ... 3.Surface:zinc(white,blue),chrome,nickle safety pin:Item name: sell high quality safety pin material: stainless steel,iron,carbon steel ... ,color zinc,blue zinc,yellow zinc,black zinc,chorme plated,nickel plated,black oxide standard: JIS,BS,GB,ISO,DIN,ISO ...