This is a vintage pair of Knipex 224 wire pliers made in Germany. They are made of vanadium and have a red color. These pliers are perfect for stripping and cutting wires up to 5 inches in size. The no-slip handle and insulated features make them a great addition to any toolbox. The brand is well-known for its quality and durability. These pliers are a great find for collectors or anyone in need of a reliable pair of wire strippers.