Where can I find the spacing details for the fixing holes?

I have asked for you and here are the sizes we have: ​​1) Inner Diameter 9.5cm (hole diameter is 1cm) 2) Outer Hole to Outer Hole 18.4cm 3) Hole Diameter 1.2cm 4) Outer Hole to Outer Hole 13cm 5) Hole Diameter 0.7cm (same for all the smaller holes) 6) Outer Hole to Outer Hole 18.4cm Please keep in mind all these dimensions are approximates.