The 1MS1T1B1M1RE is a single-pole double-throw (SPDT) miniature Toggle Switch with solder lug termination, ON-NONE-ON function, 10.41-inch high chrome plated brass actuator and 8.81-inch high keyway (THD standard) nickel plated brass bushing. The 1MS1 series switch has gold plated contact, stainless steel housing and tin plated brass switch support.