3M Scotchlok(TM) Double Male Ring Tongue allows for a female disconnect to be connected in a terminal block application. The terminal withstands a maximum temperature of 347 degrees F (175 degrees C). Its durable copper construction offers good conductivity and a tin-plated finish resists corrosion.3M Scotchlok(TM) Double Male Ring Tongue attaches to the mating part with a tongue that slides into the female receptacle. It allows for a female disconnect to be connected in a terminal block application. Offered in multiple stud sizes.