This is a remix of different ideas
here you can find 3 different models designed by me.
“Body_classic” + “Handle_classic”: A simple knife.
“Body_cord” + “Handle_cord”: A knife with additional notch for cutting thin cords.
“Body_paper” + “Handle_paper”: A knife with additional notch for cutting paper (+for cutting cords).
I use these blades Goldblatt Trapezoidal Blades
Credits:
k-eye