The 12-Piece wrench set offers a variety of wrenches for any user need. These wrenches have 72 teeth for a 5 degree arc swing. Flexible head for increased access in hard to reach areas. Full polish chrome. Sizes stamped twice on both sides of wrench handle for easier size identification. DirectTorque™ technology helps prevent rounding of fasteners. Stamped hashmark pattern on wrench handle provides added grip points. 15 degree offset open end allows an increased range of arc swing in tight spaces. Stamped markings provide permanent visibility and prevents wear over time.