Designed to print as is, with no supports, the holes need to be drilled after printing.
Uses 3 M3x6mm bolts and 3 M2 nuts.
The metal handle needs to be drilled with a 2mm drill bit using the printed piece as a template to locate the holes.
Since there are many handle shapes out there, this is the one I have: https://www.aliexpress.com/item/1005005555879256.html
The author marked this model as their own original creation.