Standard ElectromagneticChuck Uses Suitable for surface grinding machine andmilling machine. Features 1. Used for sucking magnetic conductivityworkpieces to achieve fixed position and processing. 2. Suction force well-distributed,positioning reliable, and easy to operate. 3. Can be installed in surface grindermachine or milling machine directly. 5. Waterproof structure. 6. Magnetic force up to 100N/CM2.