The 2D Welding Jig Table has many table size options and one mourning surface that uses Industry standard 28mm holes that are spaced at 100mm to ensure the most options with the strongest holding power. The 2D welding jig table is perfect for those small shops looking for a good economical fixture mounting system. It features one solid mounting surface that has a flatness of +/- .0025". For more information about our welding tables, contact a DCT representative.