The only problem is the glue sticks have an oval cross section and not the standard circle, so I am not too sure if they are compatible with other hot glue guns, not do I know the glue stick dimensions.
Would you be able to jam it in a hot glue gun that uses a larger diameter hot glue stick?
http://www.officeworks.com.au/retail/products/Office-Supplies/General-Stationery/Adhesives-Tapes-and-Glues/Glue-Sticks-Super-Glue-and-Specialty-Glue/Hot-Glue-Guns-and-Accessories