Uses staples in box--#3750/T50, can use staples between 6 mm and 14 mm.
manual: https://arrowfastener.com/tool/pt50/pt50_manual_2023/
How to load: https://www.youtube.com/watch?v=zK3Yb8tAlXU
Clearing jams: https://www.youtube.com/watch?v=PF-Ddnirf3Q