This file will be customize using customizer and you will make your own STL and print as your need.

  Item: Parametric J-Hook Customizer
Dimensions:  as you customize
Features:

• use length of hook 
• use width of hook
• use thickness
• use hole diameter

     For customize hook design as per your need.

     Download my design from design file in form of STL and 3MF file. that have 4 and 5 mm diameter hole and various sizes.

Standard 3D Printing Parameters

• Material: PLA (Standard) or PETG
• Nozzle Size: 0.4 mm
• Layer Height: 0.2 mm or 0.3 mm
• Wall Lines: 3 (approx. 1.2mm thick)
• Infill: 20% (Grid pattern)
• Top/Bottom Layers: 4
• Supports: None 
• Adhesion: Brim (if needed)