You can make those with Blender easily. Using Blender to design a small object to send to a 3D printer is like using a bulldozer to build a sand castle. You can do it, but it’s overkill.
"[Blender] is daunting at first ... Once you've created a 3D model, it can be sent to 3D printers, computer-controlled routers — commonly called Computer Numerical Controlled (CNC) routers — or even ...
So you have a 3D printer and need to print something of ... In this post, we’re continuing our previous misadventures with Blender by making a ‘thing’ torn from a very old book on drafting.