I used a 7/64 drill bit on the thin side enabling a small wood screw to pass through.
Use a 5/64th bit to pre-drill the lever side.
Drilling is required to prevent splitting. Super Glue can reinforce the thinner side if needed.
30% infil - 2 walls - .2mm layer height. Takes about 12mins to print.
Non-commercial use.
The author marked this model as their own original creation.