... : Beryllium copper Electric current :100-180A6,6.0 mm - gold plated Male and female of the Connector Material: Brass Spring ... : Beryllium copper Electric current :100-180A7,8.0 mm - gold plated Male and female of the Connector Material: Brass Spring ... Widely used for brushless motors, medical equipment,model, scale models, ship models, electric cars, chargers,energy batteries, electronic speed governor ...