Lo and behold, the trigger mechanism has proven to be weak around the screws. The part that pushes the glue stick into the hot end snapped in two. It didn’t take much to create a replacement.

Other glues help things stick because of a chemical reaction. Silicone and cyanoacrylate glues, like Krazy Glue and Gorilla Glue ... Epoxy glues have two parts that start the chemical reaction when ...

However, the PLA “glue stick” was smooth and hard ... Using PLA like glue by depositing a molten blob, then mashing a part down on top of it. Results were good, but the PLA blob adds some ...