PATUOPRO 5 inch brushless electric circular saw KARCHER WD3 adapter

I've made an adapter for my circular saw PATUOPRO to fit my vacuum cleaner KARCHER WD3
Link for my project online: https://cad.onshape.com/documents/d64fc913ba45aa3b07730276/w/7867bcd99bf63ae6b861985d/e/d8cbe27d40f2ca08c5f73ed8