3M Scotchlok Vinyl Insulated Brazed Seam Multi-Stud Ring Tongue terminal ensures an ideal fit while offering reliable and safe performance. The terminal has a vinyl-insulated, brazed-seam barrel and withstands temperatures of -40 to 221 degrees F (-40 to 105 degrees C). Electrolytic copper construction offers good conductivity and a tin-plated finish resists corrosion.The ring tongue is the standard style of tongue. It is the safest and most reliable, since it cannot be removed unless mounting screw is removed.