These are HUGE. Check out the REGULAR SIZE tips for normal frosting needs https://makerworld.com/en/models/50718
I also have a regular size set here! → https://www.printables.com/model/290093-piping-bag-tips
How to use: (try to get the bag inside the threads)
My Rotating Icing Stand to go with it! → https://www.printables.com/model/280087-revolving-cake-stand-for-icing-serving-30cm-12-inc