Safta Doc is a retired fisherman and the father of Karaday. He can be found near the Calquat tree patch in Tai Bwo Wannai. Players can obtain trading sticks from him in Tai Bwo Wannai Cleanup, and can also buy gem edged machetes from him at the following costs:
Purchasing a gem bladed machete from Safta Doc is a task for the Karamja Medium Diary. To do this, ask him "What do you do around here?" and you will get to the conversation options for buying a machete.
Note: Players must first talk to Murcaily after repairing at least one fence before they can buy machetes from Safta Doc.