Maximum table movement (manual) (left/right x front/back):550*200 Table work surface:500*150 Distance between table surface and grinding wheel axis:400mm Whetstone dimensions:Diameter 180* Width 9.5 * Hole diameter31.75mm Whetstone rotation speed (50/60Hz) 2780/2700rpm Magnetic chuck dimensions:length 380 * width 110 * height 125 mm ✤If there is a discrepancy between the specifications and the actual product, priority will be given to the actual product.