Patent ID: 8125734

Claim:
A magnetic slider comprising: a read element and a write element; plural wiring lines which are connected to the read element and the write element; a protective film which covers the read element, the write element and the plural wiring lines; plural slider pads formed on the protective film; and plural studs which respectively connect the slider pads and the wiring lines and are covered by the protective film; wherein: the plural slider pads are formed on a surface between an air bearing surface and a surface opposite to the air bearing surface; each of the slider pads comprises a chromium film, a nickel iron film and a gold film; the nickel iron film is formed between the chromium film and the gold film, wherein the gold film is in contact with the nickel iron film; and the chromium film is formed between the nickel iron film and one of the studs and is in contact with the protective film, wherein the nickel content of the nickel iron film is not lower than 40% and not higher than 85% and wherein the chromium film has a thickness of 20-100 nm and wherein the gold film has a thickness of 1-10 μm.