Guitar Tools for Changing Guitar Strings, Full Set Repair Maintenance Tech Kit with String Winder, Guitar String Cutter, Guitar String Cleaner and Bridge Pin Puller All-in-one string winder and Bridge pin puller tool. Professional designed winder and a detachable head, can be installed onto power tools, make string adjustment operation quick and easy! 60 ml bottle of string cleaning polish spray. One treated cleaning cloth and nylon pocket to conveniently keep your strings and picks in. One pair of Guitar/bass string cutters designed to cut strings easily and quickly! 5 Allen keys (Great for use with Takamine, Martin, Fender, Gibson and most Asian truss rods) 1.5, 2.5, 3, 4, 5 (does not come with 2)