Maped 24/6 staples, galvanized, 1000 staples box - 324405 (Office Supplies)
That is, these are good staples, obviously stronger than 26/6, ideal for making a booklet with a long arm stapler. If you are looking for a stapler long arm I recommend to go with this: 5 Stars ETL-918656 long arm stapler 20 sheets Black Metal