A general tool kit that contains basic tools needed for most repairs around the home. The tools are constructed of 45C carbon steel or chrome vanadium steel, heat treated, and chrome plated where appropriate to resist corrosion. The tool handles are made of double-dipped plastics and the tool cases are made of extra heavy duty materials. All tools meet or exceed critical ANSI standards. Each tool is tested against industry standards for hardness, torque, finish, and usability and should last a lifetime under normal use. These tools are held securely in a sturdy blow molded case. Don't hesitate, it's worth buying!