Auto Book marker_ver1
myminifactory
now, you don't have to do nothing for marking page! Here is a video about how to use.https://youtu.be/ssF40TKA01E
Download Model from myminifactory
With this file you will be able to print Auto Book marker_ver1 with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Auto Book marker_ver1.