This variety of Red comb is sleek, with a handle that is tail-like and pointy at the tip. These are commonly found in salons and as part of a professional hairstylistsâ kit.The more complicated the hairstyle, the finer your hairstyling tool should be and the rat-tail comb is just that. Where parting the hair into various sections is needed for a particular hairstyle, the rat-tail comb does this with great precision. Its fine-toothed structure works on particular sections well enough. Another common technique carried out by this tool is the trending back-comb or hair teasing, used for most styles today.