Baker Cranes has designed & manufactured this 4 Ton Electro-Permanent Magnet Beam for New Zealand's premier plate processing merchant. EPM Plate Lifter 4t Rated Capacity for Dual Crane Operation (1t Rated Capacity for Single Crane Operation): • Up to 12m x 1500mm steel plate (3mm-25mm thickness). • Up to 12m x 2000mm steel plate (3mm-20mm