We offer a variety of auxiliaries to complement our range of repair products helping you to process our products effectively and to achieve best possible repair solution. HOT KNIFE, the temperature is infinitely adjustable. Fitted with the special melting tip, the Hot Knife can be used for high-steeming slight pressure marks. Because of legal regulations, the Hot Knife is supplied in unfilled condition. We recommend to use high-quality pure butane lighter gas of renowned manufacturers.