Big Horn 19660 Brass Router Template Guide I.D. 21/32" O.D. 3/4" Replaces Porter Cable 42024

hey everyone my name is Matt welcome to my shop and welcome to the eighteenth episode on my ask Matt series where I answer questions and go into more detail on topics suggested by you the viewer today's topic comes from Russell he had some questions about these guys router guide bushings what is that Lee are they and how do you use them so in this video we're going to take a look at what these things are how to set them up and use them and then we'll take a look at a couple examples of these things in use so let's get started so these are guide bushings and as you can see they come with various different inside and outside diameters as well as different lengths of the barrel now list aisle here is called the porter cable style of guide bushings because they were I guess manufactured originally by Porter Cable but other manufacturers have different mounting styles such as this one from b