Schunk ,  The company was founded in 1945, and after more than half a century of struggle and development, it has become the world's largest manufacturer of static pressure expansion fixture systems and the world's largest claw production plant. Its development and production of automatic grasping mechanisms have always been at the forefront of the industry in Europe and even the world. Nowadays, Xiongke Company has four major production bases in Germany and the United States, with subsidiaries in countries such as the United Kingdom, France, Switzerland, Austria, Sweden, Belgium, the Netherlands, and Italy, and agency offices in over forty countries including China. Xiongke Company's products are mainly used in the fields of machinery and automation. There are thousands of different specifications of product series, which can be divided into the following four categories: 1. Machine tool chucks, center frames, and claws. 2. Static pressure expansion cutting tools