I need a detailed 3D model of an astronomical column. Requirements: - Height: 1000mm - Lower Diameter: 700mm - Upper Diameter: 600mm - Shape: Octagon - Material: Metal - Finish: Matte Bottom and Top round plate with multiple holes All made of 20mm steel Ideal Skills & Experience: - Proficiency in 3D modeling software (e.g., SolidWorks, AutoCAD) - Experience working with metal designs - Attention to geometric precision and detail