CTT-8440-01 is a part of Duratool's CTT-8440 series of electronics tool kits. It consists of a storage case, a precision screwdriver set, a solder sucker, a heat shrink tubing set, a wire stripper, a five-piece wired brush set, tweezers, side cutters, and a pair of long nose pliers. This kit is designed for professional users who need a complete set of tools for performing detailed electronic repairs and maintenance. The tools come in a convenient, organized storage case for quick and easy access.