 that what you're going to do is take that home go on youtube and see how to use it real quick just to kind of get your head wrapped around it correctly and it's going to let you pull that cartridge out and i say get the extractor you can do it without one but you but sometimes you tend to beat up and and damage things with the pliers and so on so this this extractor allows you to to pull it out without doing damage to anything else with that in hand you got to go back to the store and say get me one of these