... , and milling machine,EDM,etc. Permanent Magnetic Chuck 1.Fast delivery 2.Easy handle operating 3.Suitable ... small work pieces on grindingPermanent Magnetic Chuck/ magnetic chuck/ magnet chuck General DescriptionThe permanent magnetic chuck is sutiable for fastening thin, ... on Grinding, EDM, especially in liquid.Permanent magnetic chuck can be used for processing various magnetic conduction workpieces ...