Metal Dome & Metal Snap Dome, made of stainless steel, used as electrical contacts in keypads and keyboards of important switches, can give an accurate tactual signal to electronic devices when it is pressed, of many electronic products such as electronic dictionaries, wireless sets, and various electronic devices including machineries, game sets and electronic educational materials, etc. Our production technique enables stable forces of domes, excellent tactile feel even after rigorous overload tests, control of dimensional tolerances, no burrs, thus reducing wear on the substrate, successful and reliable automatic placement with equipment, which enables high production capacity. The quality is approved not only in Asia but also in overseas.