I wouldn't do that because the bit being larger than the bush means that you will destroy the bush.The sizes look a bit unusual to me,that might be because I am used to a 30mm bush and a 1/2 inch bit being the most often used over here.
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Please head over to our website to get the DXF FILE https://zacels.co.uk/
Please head over to our website to get the DXF FILE https://zacels.co.uk/
Very similar DXF file could be found for free :)
Worktop Jig dxf file