DEEN brand the first tool is a combo wrench. Open end and box end with a different shape to the one for combination wrenches, a fixed screw to box end approach,quickly turning to open-end use and preferences of the feature. Also, in terms of functionality, not just in 1933 the American professional system tools,open end 15 degrees angle, the box end 15 degrees offset angle with the option of unbalanced produce modeling A lot of the tool fans of the attraction, too. DEEN is the first tool as a combo wrench I chose the Core Tool fans tool the personality of the speaking subject and you are also from the area. DEEN of the first wrench was born back in 2000, manufacturing was responsible for a factory in Taiwan, the European famous brand of OEM, we already have a high-precision tools produce technology and had. From senior brand tools for line in plated technology or equivalent higher,a sample first as sometimes the beauty of the voice to lose almost surprised to remember. DEEN wrench is the box end of the inner counterbore without thin bolts and nuts to the hanging surface, to increase the rising angle and the length of the variation or increase, as in various modern bolt nut to be able to respond to line-up and all. The standard one is not and that is not the situation, the function can demonstrate the shape of the wrench and pick, it Tool the original function resulting from the efficiency of good work but that of reason.