East Coast Enterprisers Ltd. Offers Electro Permanent Magnetic Chucks. East Coast Enterprisers Ltd. Manufactures Brand Magnetic Work-Holding, Clamping, Separation and Lifting Systems and Other Magnetic Equipments. The Electro Permanent Magnetic Chucks is used for grinding application of all sizes of jobs. The Electro Permanent Magnetic Chucks are suitable for horizontal spindle surface grinding machines, as the main cutting thrust is towards the length of the chuck, poles at right angle of the wheel help in better grip of the job.