Features and Benefits:47” x 47” tableMade from 250 Cast IronBrinell Hardness 140~1605 Mounting SurfacesExpandable2 ton weight capacityIndustry Standard 28mm Mounting holes100mm hole spacingEtched Position MarksThe WJT-4747-HD has a table size of 47" x 47" and has a total of 5 mourning surfaces that use Industry standard 28mm holes that are spaced at 100mm to ensure the most options with the strongest holding power.