Here is the deal, I install a lot of sod yards. About every 3 jobs I break a sprinkler head doing dirtwork. Usually when they are not marked, or there are high weeds around them. I am trying to bring down that number, but I always seem to find one of those little guys. Anyway, I am trying to put together a tool box so that when I do break one I will have everything to fix it. I have fixed all of them so far, but I have had to chase down parts. I just want a tool box to do this with. I am not trying to steal work from the irrigation guys, I don't want to do irrigation, I just need to be able to fix my own mistakes. Now all of these are new yards, so I just need new technology. These are the 3 main irrigation people in this area. Hunter Rainbird Nelson (Which I love because they always replace for free) Some Toro...but all I have seen has been home owner. Can you guys tell me some common sprinklers heads for these companies? And some common parts I might need, that I am not thinking of. Here is my list so far. rotary sprinkler adjustment tool (all types) needle nose pliers regular pliers miscellaneous connectors Piping - Different sizes Hunter PGP Rotary Sprinklers Hunter Pro Spray Heads I am unsure what is commonly used for the other companies. Instructions on how to adjust the different heads from the companies websites..