https://cad.onshape.com/documents/9663537f32a0f212516de243/w/ceb4cfef40b139ba1843361b/e/508c0bafad684d6221564b4d?renderMode=0&uiState=63b467d5bf0ed276f885d2f1 this is a thing I did many many years ago as my first cad project