Patent ID: 8978522
Filing Date: 2015-03-17
Classification: B25B

Abstract:
1. A wrench, comprising: a handle; a first driver integrally connected to an end of the handle, wherein an opening end of the first driver is horizontally connected with the handle, the open end has an upper surface, and the upper surface of the open end is horizontal connected with an upper surface of the handle; and a second driver being hollow tube-shaped integrally connected to the other end of the handle, an opening end of the second driver horizontally connected to the handle, wherein the open end has an upper surface, the upper surface of the open end is horizontally connected with the upper surface of the handle, and the upper surface of the first open end, the upper surface of the second open end and the upper surface of the handle are connected to form a horizontal plan, and the second driver having a plurality of first teeth and a plurality of second teeth, wherein the first teeth and the second teeth are located on an inner wall of the second driver, an angle α is formed between the first teeth and the other opening end of the second driver, an angle β is formed between the second teeth and the other opening end of the second driver, and the angle α and the angle β are both from 75 degrees to 105 degrees.