There are many different options for many jobs you do. You need a good plug wrench when accessing the product inside your drum. When working with flammables - use a bronze or aluminum spark resistant wrench to prevent sparks, such as RWA. Many wrenches are universal - they open a wide range of plugs, such as the 950Z Longer wrenches give extra leverage and you can never under estimate the help a good wrench will be when trying to accomplish your work. Check out the different options here.