Customizable hook for wire rack shelving. Print on its side so the downward force won't shear apart layer lines.

Default values are
Width: 12 mm
Height: 33 mm
Depth: 13 mm
Thickness of the hook between shelf and wall: 3 mm

Screw diameter: 4 mm
Screw head diameter: 10.5 mm
Screw head recess: 1 mm
Wire diameter (i.e. diameter of what this latches onto): 7 mm
Wire-center to screw-hole center: 13 mm