AgSnO2 Silver contacts are widely used in various types of contactors, relays, circuit breakers, small switches, thermostats, etc.
There are also button switches for industrial machinery, power switches for high-power electrical appliances, electrical systems for automobiles, aerospace, and ships.
INT METAL company has regular shipment for Nickel silver strip.
Here is the one we ship regularly
Head Diameter 3.0mm
Head thickness 0.8mm
Silver layer 0.3mm
Shank Diameter 1.5mm
Shank length 1.3mm