The RM20M12K is a solid machined contact for TRIM TRIO connectors, pin type, 0.32 to 0.52mm2 wire. The contact is precision solid machined crimp snap-in pin for heavy -duty top performance requirements. Springs on both contacts are made of spring-tempered, heat-treated, beryllium copper. The socket inner spring supplies high contact pressure to ensure low-resistance contact between pin. Crimp barrels have insulation grips for vibration support and are provided with a cable stop and inspection hole.