German SCHUNK company, the main products are: lathe chuck, gripper, tool holder, center frame, modular workpiece clamping system, automatic clamping system, grab module, alignment module, linear module, robot parts and so on. German schunk main products include: Germany schunk tools, fixtures, mechanical clamps, jaws, cylinders, rotary cylinders and sensors and other accessories. Schunk's products are mainly used in the field of machinery and automation, there are thousands of different specifications of product series, can be divided into the following four categories: 1, machine chuck, center frame, jaw 2, static pressure expansion tool chuck and mandshaft 3, modular automatic grasping system 4, modular workpiece clamping system. Hydraulic tool handle and hydraulic mandrel, chuck, jaw, quick loading modular workpiece clamping system, manipulator system. The carbon brushes produced by German company SCHUNK are collectively known as Schunk carbon brushes, which are widely used in small motors with excellent performance.